Home / 15,664.01-23,500.89-5,134.12

Finding the Fourth Proportional to 15,664.01, 23,500.89 and 5,134.12

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Solution

The fourth proportional to 15,664.01, 23,500.89 and 5,134.12 is: 7,702.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,664.01 : 23,500.89 = 5,134.12 : x
  2. Step 2: Convert to fraction form
    15,664.01/23,500.89 = 5,134.12/x
  3. Step 3: Cross multiply
    15,664.01x = 23,500.89 × 5,134.12
  4. Step 4: Simplify right side
    15,664.01x = 120,656,462.81
  5. Step 5: Solve for x
    x = 120,656,462.81/15,664.01
  6. Step 6: Final answer
    x = 7,702.78

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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.