Home / 52,958.15-79,437.17-13,515.27

Finding the Fourth Proportional to 52,958.15, 79,437.17 and 13,515.27

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Solution

The fourth proportional to 52,958.15, 79,437.17 and 13,515.27 is: 20,272.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,958.15 : 79,437.17 = 13,515.27 : x
  2. Step 2: Convert to fraction form
    52,958.15/79,437.17 = 13,515.27/x
  3. Step 3: Cross multiply
    52,958.15x = 79,437.17 × 13,515.27
  4. Step 4: Simplify right side
    52,958.15x = 1,073,614,733.01
  5. Step 5: Solve for x
    x = 1,073,614,733.01/52,958.15
  6. Step 6: Final answer
    x = 20,272.89

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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.