Home / 14,638.62-21,959.13-4,251.18

Finding the Fourth Proportional to 14,638.62, 21,959.13 and 4,251.18

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Solution

The fourth proportional to 14,638.62, 21,959.13 and 4,251.18 is: 6,377.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,638.62 : 21,959.13 = 4,251.18 : x
  2. Step 2: Convert to fraction form
    14,638.62/21,959.13 = 4,251.18/x
  3. Step 3: Cross multiply
    14,638.62x = 21,959.13 × 4,251.18
  4. Step 4: Simplify right side
    14,638.62x = 93,352,214.27
  5. Step 5: Solve for x
    x = 93,352,214.27/14,638.62
  6. Step 6: Final answer
    x = 6,377.12

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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.