Home / 48,040.75-66,296.10-27,909.28

Finding the Fourth Proportional to 48,040.75, 66,296.10 and 27,909.28

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Solution

The fourth proportional to 48,040.75, 66,296.10 and 27,909.28 is: 38,514.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,040.75 : 66,296.10 = 27,909.28 : x
  2. Step 2: Convert to fraction form
    48,040.75/66,296.10 = 27,909.28/x
  3. Step 3: Cross multiply
    48,040.75x = 66,296.10 × 27,909.28
  4. Step 4: Simplify right side
    48,040.75x = 1,850,276,417.81
  5. Step 5: Solve for x
    x = 1,850,276,417.81/48,040.75
  6. Step 6: Final answer
    x = 38,514.73

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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.