Home / 25,487.34-38,233.44-9,906.18

Finding the Fourth Proportional to 25,487.34, 38,233.44 and 9,906.18

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Solution

The fourth proportional to 25,487.34, 38,233.44 and 9,906.18 is: 14,860.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,487.34 : 38,233.44 = 9,906.18 : x
  2. Step 2: Convert to fraction form
    25,487.34/38,233.44 = 9,906.18/x
  3. Step 3: Cross multiply
    25,487.34x = 38,233.44 × 9,906.18
  4. Step 4: Simplify right side
    25,487.34x = 378,747,338.66
  5. Step 5: Solve for x
    x = 378,747,338.66/25,487.34
  6. Step 6: Final answer
    x = 14,860.21

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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.