Home / 38,374.85-57,455.98-19,614.49

Finding the Fourth Proportional to 38,374.85, 57,455.98 and 19,614.49

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Solution

The fourth proportional to 38,374.85, 57,455.98 and 19,614.49 is: 29,367.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,374.85 : 57,455.98 = 19,614.49 : x
  2. Step 2: Convert to fraction form
    38,374.85/57,455.98 = 19,614.49/x
  3. Step 3: Cross multiply
    38,374.85x = 57,455.98 × 19,614.49
  4. Step 4: Simplify right side
    38,374.85x = 1,126,969,552.47
  5. Step 5: Solve for x
    x = 1,126,969,552.47/38,374.85
  6. Step 6: Final answer
    x = 29,367.40

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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.