Home / 15,167.31-22,753.98-4,638.80

Finding the Fourth Proportional to 15,167.31, 22,753.98 and 4,638.80

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Solution

The fourth proportional to 15,167.31, 22,753.98 and 4,638.80 is: 6,959.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,167.31 : 22,753.98 = 4,638.80 : x
  2. Step 2: Convert to fraction form
    15,167.31/22,753.98 = 4,638.80/x
  3. Step 3: Cross multiply
    15,167.31x = 22,753.98 × 4,638.80
  4. Step 4: Simplify right side
    15,167.31x = 105,551,048.65
  5. Step 5: Solve for x
    x = 105,551,048.65/15,167.31
  6. Step 6: Final answer
    x = 6,959.11

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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.