Home / 48,007.98-66,240.40-27,853.18

Finding the Fourth Proportional to 48,007.98, 66,240.40 and 27,853.18

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Solution

The fourth proportional to 48,007.98, 66,240.40 and 27,853.18 is: 38,431.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,007.98 : 66,240.40 = 27,853.18 : x
  2. Step 2: Convert to fraction form
    48,007.98/66,240.40 = 27,853.18/x
  3. Step 3: Cross multiply
    48,007.98x = 66,240.40 × 27,853.18
  4. Step 4: Simplify right side
    48,007.98x = 1,845,005,784.47
  5. Step 5: Solve for x
    x = 1,845,005,784.47/48,007.98
  6. Step 6: Final answer
    x = 38,431.23

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Half scale
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Double scale
Find fourth proportional to 48,008.98, 66,241.78 and 27,854.18
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.