Home / 19,508.64-29,265.72-5,655.84

Finding the Fourth Proportional to 19,508.64, 29,265.72 and 5,655.84

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Solution

The fourth proportional to 19,508.64, 29,265.72 and 5,655.84 is: 8,484.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,508.64 : 29,265.72 = 5,655.84 : x
  2. Step 2: Convert to fraction form
    19,508.64/29,265.72 = 5,655.84/x
  3. Step 3: Cross multiply
    19,508.64x = 29,265.72 × 5,655.84
  4. Step 4: Simplify right side
    19,508.64x = 165,522,229.80
  5. Step 5: Solve for x
    x = 165,522,229.80/19,508.64
  6. Step 6: Final answer
    x = 8,484.56

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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.