Home / 17,240.61-25,909.35-10,221.60

Finding the Fourth Proportional to 17,240.61, 25,909.35 and 10,221.60

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Solution

The fourth proportional to 17,240.61, 25,909.35 and 10,221.60 is: 15,361.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,240.61 : 25,909.35 = 10,221.60 : x
  2. Step 2: Convert to fraction form
    17,240.61/25,909.35 = 10,221.60/x
  3. Step 3: Cross multiply
    17,240.61x = 25,909.35 × 10,221.60
  4. Step 4: Simplify right side
    17,240.61x = 264,835,011.96
  5. Step 5: Solve for x
    x = 264,835,011.96/17,240.61
  6. Step 6: Final answer
    x = 15,361.12

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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.