Home / 39,350.27-54,301.78-21,444.89

Finding the Fourth Proportional to 39,350.27, 54,301.78 and 21,444.89

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Solution

The fourth proportional to 39,350.27, 54,301.78 and 21,444.89 is: 29,593.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,350.27 : 54,301.78 = 21,444.89 : x
  2. Step 2: Convert to fraction form
    39,350.27/54,301.78 = 21,444.89/x
  3. Step 3: Cross multiply
    39,350.27x = 54,301.78 × 21,444.89
  4. Step 4: Simplify right side
    39,350.27x = 1,164,495,698.90
  5. Step 5: Solve for x
    x = 1,164,495,698.90/39,350.27
  6. Step 6: Final answer
    x = 29,593.08

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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.