Home / 39,997.92-59,983.68-13,702.08

Finding the Fourth Proportional to 39,997.92, 59,983.68 and 13,702.08

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Solution

The fourth proportional to 39,997.92, 59,983.68 and 13,702.08 is: 20,548.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,997.92 : 59,983.68 = 13,702.08 : x
  2. Step 2: Convert to fraction form
    39,997.92/59,983.68 = 13,702.08/x
  3. Step 3: Cross multiply
    39,997.92x = 59,983.68 × 13,702.08
  4. Step 4: Simplify right side
    39,997.92x = 821,901,182.05
  5. Step 5: Solve for x
    x = 821,901,182.05/39,997.92
  6. Step 6: Final answer
    x = 20,548.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.