Home / 38,403.78-57,591.81-14,717.97

Finding the Fourth Proportional to 38,403.78, 57,591.81 and 14,717.97

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Solution

The fourth proportional to 38,403.78, 57,591.81 and 14,717.97 is: 22,071.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,403.78 : 57,591.81 = 14,717.97 : x
  2. Step 2: Convert to fraction form
    38,403.78/57,591.81 = 14,717.97/x
  3. Step 3: Cross multiply
    38,403.78x = 57,591.81 × 14,717.97
  4. Step 4: Simplify right side
    38,403.78x = 847,634,531.83
  5. Step 5: Solve for x
    x = 847,634,531.83/38,403.78
  6. Step 6: Final answer
    x = 22,071.64

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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.