Home / 15,192.79-22,789.19-4,099.48

Finding the Fourth Proportional to 15,192.79, 22,789.19 and 4,099.48

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Solution

The fourth proportional to 15,192.79, 22,789.19 and 4,099.48 is: 6,149.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,192.79 : 22,789.19 = 4,099.48 : x
  2. Step 2: Convert to fraction form
    15,192.79/22,789.19 = 4,099.48/x
  3. Step 3: Cross multiply
    15,192.79x = 22,789.19 × 4,099.48
  4. Step 4: Simplify right side
    15,192.79x = 93,423,834.46
  5. Step 5: Solve for x
    x = 93,423,834.46/15,192.79
  6. Step 6: Final answer
    x = 6,149.22

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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.