Home / 38,362.13-57,543.20-10,660.13

Finding the Fourth Proportional to 38,362.13, 57,543.20 and 10,660.13

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Solution

The fourth proportional to 38,362.13, 57,543.20 and 10,660.13 is: 15,990.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,362.13 : 57,543.20 = 10,660.13 : x
  2. Step 2: Convert to fraction form
    38,362.13/57,543.20 = 10,660.13/x
  3. Step 3: Cross multiply
    38,362.13x = 57,543.20 × 10,660.13
  4. Step 4: Simplify right side
    38,362.13x = 613,417,651.60
  5. Step 5: Solve for x
    x = 613,417,651.60/38,362.13
  6. Step 6: Final answer
    x = 15,990.19

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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.