Home / 20,264.00-30,397.52-5,472.70

Finding the Fourth Proportional to 20,264.00, 30,397.52 and 5,472.70

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Solution

The fourth proportional to 20,264.00, 30,397.52 and 5,472.70 is: 8,209.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,264.00 : 30,397.52 = 5,472.70 : x
  2. Step 2: Convert to fraction form
    20,264.00/30,397.52 = 5,472.70/x
  3. Step 3: Cross multiply
    20,264.00x = 30,397.52 × 5,472.70
  4. Step 4: Simplify right side
    20,264.00x = 166,356,445.39
  5. Step 5: Solve for x
    x = 166,356,445.39/20,264.00
  6. Step 6: Final answer
    x = 8,209.46

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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.