Home / 38,240.50-57,354.82-19,534.36

Finding the Fourth Proportional to 38,240.50, 57,354.82 and 19,534.36

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Solution

The fourth proportional to 38,240.50, 57,354.82 and 19,534.36 is: 29,298.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,240.50 : 57,354.82 = 19,534.36 : x
  2. Step 2: Convert to fraction form
    38,240.50/57,354.82 = 19,534.36/x
  3. Step 3: Cross multiply
    38,240.50x = 57,354.82 × 19,534.36
  4. Step 4: Simplify right side
    38,240.50x = 1,120,389,701.62
  5. Step 5: Solve for x
    x = 1,120,389,701.62/38,240.50
  6. Step 6: Final answer
    x = 29,298.51

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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.