Home / 42,601.77-63,906.26-11,438.73

Finding the Fourth Proportional to 42,601.77, 63,906.26 and 11,438.73

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Solution

The fourth proportional to 42,601.77, 63,906.26 and 11,438.73 is: 17,159.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,601.77 : 63,906.26 = 11,438.73 : x
  2. Step 2: Convert to fraction form
    42,601.77/63,906.26 = 11,438.73/x
  3. Step 3: Cross multiply
    42,601.77x = 63,906.26 × 11,438.73
  4. Step 4: Simplify right side
    42,601.77x = 731,006,396.26
  5. Step 5: Solve for x
    x = 731,006,396.26/42,601.77
  6. Step 6: Final answer
    x = 17,159.06

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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.