Home / 38,488.44-57,740.77-14,472.90

Finding the Fourth Proportional to 38,488.44, 57,740.77 and 14,472.90

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Solution

The fourth proportional to 38,488.44, 57,740.77 and 14,472.90 is: 21,712.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,488.44 : 57,740.77 = 14,472.90 : x
  2. Step 2: Convert to fraction form
    38,488.44/57,740.77 = 14,472.90/x
  3. Step 3: Cross multiply
    38,488.44x = 57,740.77 × 14,472.90
  4. Step 4: Simplify right side
    38,488.44x = 835,676,101.43
  5. Step 5: Solve for x
    x = 835,676,101.43/38,488.44
  6. Step 6: Final answer
    x = 21,712.39

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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.