Home / 39,712.90-59,612.55-22,216.90

Finding the Fourth Proportional to 39,712.90, 59,612.55 and 22,216.90

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Solution

The fourth proportional to 39,712.90, 59,612.55 and 22,216.90 is: 33,349.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,712.90 : 59,612.55 = 22,216.90 : x
  2. Step 2: Convert to fraction form
    39,712.90/59,612.55 = 22,216.90/x
  3. Step 3: Cross multiply
    39,712.90x = 59,612.55 × 22,216.90
  4. Step 4: Simplify right side
    39,712.90x = 1,324,406,062.10
  5. Step 5: Solve for x
    x = 1,324,406,062.10/39,712.90
  6. Step 6: Final answer
    x = 33,349.52

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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.