Home / 63,412.30-95,122.55-21,290.68

Finding the Fourth Proportional to 63,412.30, 95,122.55 and 21,290.68

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Solution

The fourth proportional to 63,412.30, 95,122.55 and 21,290.68 is: 31,937.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,412.30 : 95,122.55 = 21,290.68 : x
  2. Step 2: Convert to fraction form
    63,412.30/95,122.55 = 21,290.68/x
  3. Step 3: Cross multiply
    63,412.30x = 95,122.55 × 21,290.68
  4. Step 4: Simplify right side
    63,412.30x = 2,025,223,481.80
  5. Step 5: Solve for x
    x = 2,025,223,481.80/63,412.30
  6. Step 6: Final answer
    x = 31,937.39

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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.