Home / 38,184.48-57,262.99-13,217.76

Finding the Fourth Proportional to 38,184.48, 57,262.99 and 13,217.76

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Solution

The fourth proportional to 38,184.48, 57,262.99 and 13,217.76 is: 19,821.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,184.48 : 57,262.99 = 13,217.76 : x
  2. Step 2: Convert to fraction form
    38,184.48/57,262.99 = 13,217.76/x
  3. Step 3: Cross multiply
    38,184.48x = 57,262.99 × 13,217.76
  4. Step 4: Simplify right side
    38,184.48x = 756,888,458.70
  5. Step 5: Solve for x
    x = 756,888,458.70/38,184.48
  6. Step 6: Final answer
    x = 19,821.89

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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.