Home / 39,454.50-54,433.05-23,318.38

Finding the Fourth Proportional to 39,454.50, 54,433.05 and 23,318.38

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Solution

The fourth proportional to 39,454.50, 54,433.05 and 23,318.38 is: 32,171.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,454.50 : 54,433.05 = 23,318.38 : x
  2. Step 2: Convert to fraction form
    39,454.50/54,433.05 = 23,318.38/x
  3. Step 3: Cross multiply
    39,454.50x = 54,433.05 × 23,318.38
  4. Step 4: Simplify right side
    39,454.50x = 1,269,290,544.46
  5. Step 5: Solve for x
    x = 1,269,290,544.46/39,454.50
  6. Step 6: Final answer
    x = 32,171.00

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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.