Home / 24,278.60-36,428.70-11,124.20

Finding the Fourth Proportional to 24,278.60, 36,428.70 and 11,124.20

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Solution

The fourth proportional to 24,278.60, 36,428.70 and 11,124.20 is: 16,691.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,278.60 : 36,428.70 = 11,124.20 : x
  2. Step 2: Convert to fraction form
    24,278.60/36,428.70 = 11,124.20/x
  3. Step 3: Cross multiply
    24,278.60x = 36,428.70 × 11,124.20
  4. Step 4: Simplify right side
    24,278.60x = 405,240,144.54
  5. Step 5: Solve for x
    x = 405,240,144.54/24,278.60
  6. Step 6: Final answer
    x = 16,691.25

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1.5x scale

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.