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Finding the Fourth Proportional to 17,808.90, 24,575.57 and 10,255.50

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Solution

The fourth proportional to 17,808.90, 24,575.57 and 10,255.50 is: 14,152.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,808.90 : 24,575.57 = 10,255.50 : x
  2. Step 2: Convert to fraction form
    17,808.90/24,575.57 = 10,255.50/x
  3. Step 3: Cross multiply
    17,808.90x = 24,575.57 × 10,255.50
  4. Step 4: Simplify right side
    17,808.90x = 252,034,706.86
  5. Step 5: Solve for x
    x = 252,034,706.86/17,808.90
  6. Step 6: Final answer
    x = 14,152.18

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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.