Home / 15,260.24-21,059.89-8,545.88

Finding the Fourth Proportional to 15,260.24, 21,059.89 and 8,545.88

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Solution

The fourth proportional to 15,260.24, 21,059.89 and 8,545.88 is: 11,793.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,260.24 : 21,059.89 = 8,545.88 : x
  2. Step 2: Convert to fraction form
    15,260.24/21,059.89 = 8,545.88/x
  3. Step 3: Cross multiply
    15,260.24x = 21,059.89 × 8,545.88
  4. Step 4: Simplify right side
    15,260.24x = 179,975,324.04
  5. Step 5: Solve for x
    x = 179,975,324.04/15,260.24
  6. Step 6: Final answer
    x = 11,793.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.