Home / 22,059.45-30,457.89-13,572.95

Finding the Fourth Proportional to 22,059.45, 30,457.89 and 13,572.95

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Solution

The fourth proportional to 22,059.45, 30,457.89 and 13,572.95 is: 18,740.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,059.45 : 30,457.89 = 13,572.95 : x
  2. Step 2: Convert to fraction form
    22,059.45/30,457.89 = 13,572.95/x
  3. Step 3: Cross multiply
    22,059.45x = 30,457.89 × 13,572.95
  4. Step 4: Simplify right side
    22,059.45x = 413,403,265.79
  5. Step 5: Solve for x
    x = 413,403,265.79/22,059.45
  6. Step 6: Final answer
    x = 18,740.42

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.