Home / 10,435.20-15,656.04-9,332.52

Finding the Fourth Proportional to 10,435.20, 15,656.04 and 9,332.52

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Solution

The fourth proportional to 10,435.20, 15,656.04 and 9,332.52 is: 14,001.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,435.20 : 15,656.04 = 9,332.52 : x
  2. Step 2: Convert to fraction form
    10,435.20/15,656.04 = 9,332.52/x
  3. Step 3: Cross multiply
    10,435.20x = 15,656.04 × 9,332.52
  4. Step 4: Simplify right side
    10,435.20x = 146,110,306.42
  5. Step 5: Solve for x
    x = 146,110,306.42/10,435.20
  6. Step 6: Final answer
    x = 14,001.68

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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.