Home / 38,046.96-57,070.02-11,748.72

Finding the Fourth Proportional to 38,046.96, 57,070.02 and 11,748.72

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Solution

The fourth proportional to 38,046.96, 57,070.02 and 11,748.72 is: 17,622.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,046.96 : 57,070.02 = 11,748.72 : x
  2. Step 2: Convert to fraction form
    38,046.96/57,070.02 = 11,748.72/x
  3. Step 3: Cross multiply
    38,046.96x = 57,070.02 × 11,748.72
  4. Step 4: Simplify right side
    38,046.96x = 670,499,685.37
  5. Step 5: Solve for x
    x = 670,499,685.37/38,046.96
  6. Step 6: Final answer
    x = 17,622.95

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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.