Home / 17,419.32-24,049.62-12,937.80

Finding the Fourth Proportional to 17,419.32, 24,049.62 and 12,937.80

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Solution

The fourth proportional to 17,419.32, 24,049.62 and 12,937.80 is: 17,862.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,419.32 : 24,049.62 = 12,937.80 : x
  2. Step 2: Convert to fraction form
    17,419.32/24,049.62 = 12,937.80/x
  3. Step 3: Cross multiply
    17,419.32x = 24,049.62 × 12,937.80
  4. Step 4: Simplify right side
    17,419.32x = 311,149,173.64
  5. Step 5: Solve for x
    x = 311,149,173.64/17,419.32
  6. Step 6: Final answer
    x = 17,862.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.