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Finding the Fourth Proportional to 63,998.40, 96,026.40 and 22,475.20

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Solution

The fourth proportional to 63,998.40, 96,026.40 and 22,475.20 is: 33,722.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,998.40 : 96,026.40 = 22,475.20 : x
  2. Step 2: Convert to fraction form
    63,998.40/96,026.40 = 22,475.20/x
  3. Step 3: Cross multiply
    63,998.40x = 96,026.40 × 22,475.20
  4. Step 4: Simplify right side
    63,998.40x = 2,158,212,545.28
  5. Step 5: Solve for x
    x = 2,158,212,545.28/63,998.40
  6. Step 6: Final answer
    x = 33,722.91

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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.