Home / 35,150.12-52,721.28-8,854.86

Finding the Fourth Proportional to 35,150.12, 52,721.28 and 8,854.86

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Solution

The fourth proportional to 35,150.12, 52,721.28 and 8,854.86 is: 13,281.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,150.12 : 52,721.28 = 8,854.86 : x
  2. Step 2: Convert to fraction form
    35,150.12/52,721.28 = 8,854.86/x
  3. Step 3: Cross multiply
    35,150.12x = 52,721.28 × 8,854.86
  4. Step 4: Simplify right side
    35,150.12x = 466,839,553.42
  5. Step 5: Solve for x
    x = 466,839,553.42/35,150.12
  6. Step 6: Final answer
    x = 13,281.31

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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.