Home / 49,257.39-67,975.28-28,036.66

Finding the Fourth Proportional to 49,257.39, 67,975.28 and 28,036.66

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Solution

The fourth proportional to 49,257.39, 67,975.28 and 28,036.66 is: 38,690.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,257.39 : 67,975.28 = 28,036.66 : x
  2. Step 2: Convert to fraction form
    49,257.39/67,975.28 = 28,036.66/x
  3. Step 3: Cross multiply
    49,257.39x = 67,975.28 × 28,036.66
  4. Step 4: Simplify right side
    49,257.39x = 1,905,799,418.67
  5. Step 5: Solve for x
    x = 1,905,799,418.67/49,257.39
  6. Step 6: Final answer
    x = 38,690.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.