Home / 39,318.40-54,277.92-23,180.76

Finding the Fourth Proportional to 39,318.40, 54,277.92 and 23,180.76

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Solution

The fourth proportional to 39,318.40, 54,277.92 and 23,180.76 is: 32,000.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,318.40 : 54,277.92 = 23,180.76 : x
  2. Step 2: Convert to fraction form
    39,318.40/54,277.92 = 23,180.76/x
  3. Step 3: Cross multiply
    39,318.40x = 54,277.92 × 23,180.76
  4. Step 4: Simplify right side
    39,318.40x = 1,258,203,436.82
  5. Step 5: Solve for x
    x = 1,258,203,436.82/39,318.40
  6. Step 6: Final answer
    x = 32,000.37

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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.