Home / 24,508.20-36,665.10-21,257.40

Finding the Fourth Proportional to 24,508.20, 36,665.10 and 21,257.40

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Solution

The fourth proportional to 24,508.20, 36,665.10 and 21,257.40 is: 31,801.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,508.20 : 36,665.10 = 21,257.40 : x
  2. Step 2: Convert to fraction form
    24,508.20/36,665.10 = 21,257.40/x
  3. Step 3: Cross multiply
    24,508.20x = 36,665.10 × 21,257.40
  4. Step 4: Simplify right side
    24,508.20x = 779,404,696.74
  5. Step 5: Solve for x
    x = 779,404,696.74/24,508.20
  6. Step 6: Final answer
    x = 31,801.79

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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.