Home / 17,445.78-24,074.66-9,892.80

Finding the Fourth Proportional to 17,445.78, 24,074.66 and 9,892.80

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Solution

The fourth proportional to 17,445.78, 24,074.66 and 9,892.80 is: 13,651.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,445.78 : 24,074.66 = 9,892.80 : x
  2. Step 2: Convert to fraction form
    17,445.78/24,074.66 = 9,892.80/x
  3. Step 3: Cross multiply
    17,445.78x = 24,074.66 × 9,892.80
  4. Step 4: Simplify right side
    17,445.78x = 238,165,626.61
  5. Step 5: Solve for x
    x = 238,165,626.61/17,445.78
  6. Step 6: Final answer
    x = 13,651.77

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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.