Home / 52,516.50-78,774.78-17,456.22

Finding the Fourth Proportional to 52,516.50, 78,774.78 and 17,456.22

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Solution

The fourth proportional to 52,516.50, 78,774.78 and 17,456.22 is: 26,184.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,516.50 : 78,774.78 = 17,456.22 : x
  2. Step 2: Convert to fraction form
    52,516.50/78,774.78 = 17,456.22/x
  3. Step 3: Cross multiply
    52,516.50x = 78,774.78 × 17,456.22
  4. Step 4: Simplify right side
    52,516.50x = 1,375,109,890.13
  5. Step 5: Solve for x
    x = 1,375,109,890.13/52,516.50
  6. Step 6: Final answer
    x = 26,184.34

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1.5x scale

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.