Home / 29,154.20-43,731.30-9,433.40

Finding the Fourth Proportional to 29,154.20, 43,731.30 and 9,433.40

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Solution

The fourth proportional to 29,154.20, 43,731.30 and 9,433.40 is: 14,150.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,154.20 : 43,731.30 = 9,433.40 : x
  2. Step 2: Convert to fraction form
    29,154.20/43,731.30 = 9,433.40/x
  3. Step 3: Cross multiply
    29,154.20x = 43,731.30 × 9,433.40
  4. Step 4: Simplify right side
    29,154.20x = 412,534,845.42
  5. Step 5: Solve for x
    x = 412,534,845.42/29,154.20
  6. Step 6: Final answer
    x = 14,150.10

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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.