Home / 38,471.40-57,707.10-25,338.60

Finding the Fourth Proportional to 38,471.40, 57,707.10 and 25,338.60

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Solution

The fourth proportional to 38,471.40, 57,707.10 and 25,338.60 is: 38,007.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,471.40 : 57,707.10 = 25,338.60 : x
  2. Step 2: Convert to fraction form
    38,471.40/57,707.10 = 25,338.60/x
  3. Step 3: Cross multiply
    38,471.40x = 57,707.10 × 25,338.60
  4. Step 4: Simplify right side
    38,471.40x = 1,462,217,124.06
  5. Step 5: Solve for x
    x = 1,462,217,124.06/38,471.40
  6. Step 6: Final answer
    x = 38,007.90

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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.