Home / 52,325.26-78,488.19-12,882.11

Finding the Fourth Proportional to 52,325.26, 78,488.19 and 12,882.11

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Solution

The fourth proportional to 52,325.26, 78,488.19 and 12,882.11 is: 19,323.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,325.26 : 78,488.19 = 12,882.11 : x
  2. Step 2: Convert to fraction form
    52,325.26/78,488.19 = 12,882.11/x
  3. Step 3: Cross multiply
    52,325.26x = 78,488.19 × 12,882.11
  4. Step 4: Simplify right side
    52,325.26x = 1,011,093,104.84
  5. Step 5: Solve for x
    x = 1,011,093,104.84/52,325.26
  6. Step 6: Final answer
    x = 19,323.23

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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.