Home / 39,865.77-59,800.07-13,567.10

Finding the Fourth Proportional to 39,865.77, 59,800.07 and 13,567.10

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Solution

The fourth proportional to 39,865.77, 59,800.07 and 13,567.10 is: 20,351.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,865.77 : 59,800.07 = 13,567.10 : x
  2. Step 2: Convert to fraction form
    39,865.77/59,800.07 = 13,567.10/x
  3. Step 3: Cross multiply
    39,865.77x = 59,800.07 × 13,567.10
  4. Step 4: Simplify right side
    39,865.77x = 811,313,264.61
  5. Step 5: Solve for x
    x = 811,313,264.61/39,865.77
  6. Step 6: Final answer
    x = 20,351.12

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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.