Home / 17,061.20-25,613.40-15,898.40

Finding the Fourth Proportional to 17,061.20, 25,613.40 and 15,898.40

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Solution

The fourth proportional to 17,061.20, 25,613.40 and 15,898.40 is: 23,867.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,061.20 : 25,613.40 = 15,898.40 : x
  2. Step 2: Convert to fraction form
    17,061.20/25,613.40 = 15,898.40/x
  3. Step 3: Cross multiply
    17,061.20x = 25,613.40 × 15,898.40
  4. Step 4: Simplify right side
    17,061.20x = 407,212,078.56
  5. Step 5: Solve for x
    x = 407,212,078.56/17,061.20
  6. Step 6: Final answer
    x = 23,867.73

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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.