Home / 25,439.42-38,149.76-8,795.18

Finding the Fourth Proportional to 25,439.42, 38,149.76 and 8,795.18

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Solution

The fourth proportional to 25,439.42, 38,149.76 and 8,795.18 is: 13,189.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,439.42 : 38,149.76 = 8,795.18 : x
  2. Step 2: Convert to fraction form
    25,439.42/38,149.76 = 8,795.18/x
  3. Step 3: Cross multiply
    25,439.42x = 38,149.76 × 8,795.18
  4. Step 4: Simplify right side
    25,439.42x = 335,534,006.16
  5. Step 5: Solve for x
    x = 335,534,006.16/25,439.42
  6. Step 6: Final answer
    x = 13,189.53

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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.