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Finding the Fourth Proportional to 63,438.92, 95,158.38 and 26,477

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Solution

The fourth proportional to 63,438.92, 95,158.38 and 26,477 is: 39,715.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,438.92 : 95,158.38 = 26,477 : x
  2. Step 2: Convert to fraction form
    63,438.92/95,158.38 = 26,477/x
  3. Step 3: Cross multiply
    63,438.92x = 95,158.38 × 26,477
  4. Step 4: Simplify right side
    63,438.92x = 2,519,508,427.26
  5. Step 5: Solve for x
    x = 2,519,508,427.26/63,438.92
  6. Step 6: Final answer
    x = 39,715.50

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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.