Home / 52,959.15-79,438.66-13,516.27

Finding the Fourth Proportional to 52,959.15, 79,438.66 and 13,516.27

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Solution

The fourth proportional to 52,959.15, 79,438.66 and 13,516.27 is: 20,274.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,959.15 : 79,438.66 = 13,516.27 : x
  2. Step 2: Convert to fraction form
    52,959.15/79,438.66 = 13,516.27/x
  3. Step 3: Cross multiply
    52,959.15x = 79,438.66 × 13,516.27
  4. Step 4: Simplify right side
    52,959.15x = 1,073,714,377.00
  5. Step 5: Solve for x
    x = 1,073,714,377.00/52,959.15
  6. Step 6: Final answer
    x = 20,274.39

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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.