Home / 39,318.40-54,250.92-23,399.74

Finding the Fourth Proportional to 39,318.40, 54,250.92 and 23,399.74

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Solution

The fourth proportional to 39,318.40, 54,250.92 and 23,399.74 is: 32,286.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,318.40 : 54,250.92 = 23,399.74 : x
  2. Step 2: Convert to fraction form
    39,318.40/54,250.92 = 23,399.74/x
  3. Step 3: Cross multiply
    39,318.40x = 54,250.92 × 23,399.74
  4. Step 4: Simplify right side
    39,318.40x = 1,269,457,422.76
  5. Step 5: Solve for x
    x = 1,269,457,422.76/39,318.40
  6. Step 6: Final answer
    x = 32,286.60

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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.