Home / 52,467.38-78,702.99-21,301.94

Finding the Fourth Proportional to 52,467.38, 78,702.99 and 21,301.94

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Solution

The fourth proportional to 52,467.38, 78,702.99 and 21,301.94 is: 31,953.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,467.38 : 78,702.99 = 21,301.94 : x
  2. Step 2: Convert to fraction form
    52,467.38/78,702.99 = 21,301.94/x
  3. Step 3: Cross multiply
    52,467.38x = 78,702.99 × 21,301.94
  4. Step 4: Simplify right side
    52,467.38x = 1,676,526,370.80
  5. Step 5: Solve for x
    x = 1,676,526,370.80/52,467.38
  6. Step 6: Final answer
    x = 31,953.69

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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.