Home / 48,009.98-66,243.16-27,855.18

Finding the Fourth Proportional to 48,009.98, 66,243.16 and 27,855.18

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Solution

The fourth proportional to 48,009.98, 66,243.16 and 27,855.18 is: 38,433.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,009.98 : 66,243.16 = 27,855.18 : x
  2. Step 2: Convert to fraction form
    48,009.98/66,243.16 = 27,855.18/x
  3. Step 3: Cross multiply
    48,009.98x = 66,243.16 × 27,855.18
  4. Step 4: Simplify right side
    48,009.98x = 1,845,215,145.57
  5. Step 5: Solve for x
    x = 1,845,215,145.57/48,009.98
  6. Step 6: Final answer
    x = 38,433.99

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Half scale
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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.