Home / 39,711.90-59,611.05-22,215.90

Finding the Fourth Proportional to 39,711.90, 59,611.05 and 22,215.90

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Solution

The fourth proportional to 39,711.90, 59,611.05 and 22,215.90 is: 33,348.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,711.90 : 59,611.05 = 22,215.90 : x
  2. Step 2: Convert to fraction form
    39,711.90/59,611.05 = 22,215.90/x
  3. Step 3: Cross multiply
    39,711.90x = 59,611.05 × 22,215.90
  4. Step 4: Simplify right side
    39,711.90x = 1,324,313,125.70
  5. Step 5: Solve for x
    x = 1,324,313,125.70/39,711.90
  6. Step 6: Final answer
    x = 33,348.02

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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.