Home / 25,045.11-37,542.96-13,957.02

Finding the Fourth Proportional to 25,045.11, 37,542.96 and 13,957.02

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Solution

The fourth proportional to 25,045.11, 37,542.96 and 13,957.02 is: 20,921.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,045.11 : 37,542.96 = 13,957.02 : x
  2. Step 2: Convert to fraction form
    25,045.11/37,542.96 = 13,957.02/x
  3. Step 3: Cross multiply
    25,045.11x = 37,542.96 × 13,957.02
  4. Step 4: Simplify right side
    25,045.11x = 523,987,843.58
  5. Step 5: Solve for x
    x = 523,987,843.58/25,045.11
  6. Step 6: Final answer
    x = 20,921.76

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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.