Home / 22,508.28-31,059.18-14,022.72

Finding the Fourth Proportional to 22,508.28, 31,059.18 and 14,022.72

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Solution

The fourth proportional to 22,508.28, 31,059.18 and 14,022.72 is: 19,349.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,508.28 : 31,059.18 = 14,022.72 : x
  2. Step 2: Convert to fraction form
    22,508.28/31,059.18 = 14,022.72/x
  3. Step 3: Cross multiply
    22,508.28x = 31,059.18 × 14,022.72
  4. Step 4: Simplify right side
    22,508.28x = 435,534,184.57
  5. Step 5: Solve for x
    x = 435,534,184.57/22,508.28
  6. Step 6: Final answer
    x = 19,349.95

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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.