Home / 39,987.71-59,981.85-15,033.41

Finding the Fourth Proportional to 39,987.71, 59,981.85 and 15,033.41

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Solution

The fourth proportional to 39,987.71, 59,981.85 and 15,033.41 is: 22,550.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,987.71 : 59,981.85 = 15,033.41 : x
  2. Step 2: Convert to fraction form
    39,987.71/59,981.85 = 15,033.41/x
  3. Step 3: Cross multiply
    39,987.71x = 59,981.85 × 15,033.41
  4. Step 4: Simplify right side
    39,987.71x = 901,731,443.70
  5. Step 5: Solve for x
    x = 901,731,443.70/39,987.71
  6. Step 6: Final answer
    x = 22,550.22

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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.