Home / 22,438.24-30,956.16-13,487.92

Finding the Fourth Proportional to 22,438.24, 30,956.16 and 13,487.92

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Solution

The fourth proportional to 22,438.24, 30,956.16 and 13,487.92 is: 18,608.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,438.24 : 30,956.16 = 13,487.92 : x
  2. Step 2: Convert to fraction form
    22,438.24/30,956.16 = 13,487.92/x
  3. Step 3: Cross multiply
    22,438.24x = 30,956.16 × 13,487.92
  4. Step 4: Simplify right side
    22,438.24x = 417,534,209.59
  5. Step 5: Solve for x
    x = 417,534,209.59/22,438.24
  6. Step 6: Final answer
    x = 18,608.15

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.