Home / 52,256.38-78,367.85-17,187.74

Finding the Fourth Proportional to 52,256.38, 78,367.85 and 17,187.74

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Solution

The fourth proportional to 52,256.38, 78,367.85 and 17,187.74 is: 25,776.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,256.38 : 78,367.85 = 17,187.74 : x
  2. Step 2: Convert to fraction form
    52,256.38/78,367.85 = 17,187.74/x
  3. Step 3: Cross multiply
    52,256.38x = 78,367.85 × 17,187.74
  4. Step 4: Simplify right side
    52,256.38x = 1,346,966,230.16
  5. Step 5: Solve for x
    x = 1,346,966,230.16/52,256.38
  6. Step 6: Final answer
    x = 25,776.11

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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.