Home / 17,240.60-25,909.34-10,221.61

Finding the Fourth Proportional to 17,240.60, 25,909.34 and 10,221.61

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Solution

The fourth proportional to 17,240.60, 25,909.34 and 10,221.61 is: 15,361.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,240.60 : 25,909.34 = 10,221.61 : x
  2. Step 2: Convert to fraction form
    17,240.60/25,909.34 = 10,221.61/x
  3. Step 3: Cross multiply
    17,240.60x = 25,909.34 × 10,221.61
  4. Step 4: Simplify right side
    17,240.60x = 264,835,168.84
  5. Step 5: Solve for x
    x = 264,835,168.84/17,240.60
  6. Step 6: Final answer
    x = 15,361.13

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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.