Home / 24,512.60-36,740.10-12,819.80

Finding the Fourth Proportional to 24,512.60, 36,740.10 and 12,819.80

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Solution

The fourth proportional to 24,512.60, 36,740.10 and 12,819.80 is: 19,214.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,512.60 : 36,740.10 = 12,819.80 : x
  2. Step 2: Convert to fraction form
    24,512.60/36,740.10 = 12,819.80/x
  3. Step 3: Cross multiply
    24,512.60x = 36,740.10 × 12,819.80
  4. Step 4: Simplify right side
    24,512.60x = 471,000,733.98
  5. Step 5: Solve for x
    x = 471,000,733.98/24,512.60
  6. Step 6: Final answer
    x = 19,214.64

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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.