Home / 38,045.91-57,074.33-11,752.95

Finding the Fourth Proportional to 38,045.91, 57,074.33 and 11,752.95

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Solution

The fourth proportional to 38,045.91, 57,074.33 and 11,752.95 is: 17,631.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,045.91 : 57,074.33 = 11,752.95 : x
  2. Step 2: Convert to fraction form
    38,045.91/57,074.33 = 11,752.95/x
  3. Step 3: Cross multiply
    38,045.91x = 57,074.33 × 11,752.95
  4. Step 4: Simplify right side
    38,045.91x = 670,791,688.01
  5. Step 5: Solve for x
    x = 670,791,688.01/38,045.91
  6. Step 6: Final answer
    x = 17,631.11

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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.