Home / 17,591.78-24,251.30-12,547.20

Finding the Fourth Proportional to 17,591.78, 24,251.30 and 12,547.20

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Solution

The fourth proportional to 17,591.78, 24,251.30 and 12,547.20 is: 17,297.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,591.78 : 24,251.30 = 12,547.20 : x
  2. Step 2: Convert to fraction form
    17,591.78/24,251.30 = 12,547.20/x
  3. Step 3: Cross multiply
    17,591.78x = 24,251.30 × 12,547.20
  4. Step 4: Simplify right side
    17,591.78x = 304,285,986.62
  5. Step 5: Solve for x
    x = 304,285,986.62/17,591.78
  6. Step 6: Final answer
    x = 17,297.05

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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.