Home / 33,128.47-49,708.64-16,489.95

Finding the Fourth Proportional to 33,128.47, 49,708.64 and 16,489.95

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Solution

The fourth proportional to 33,128.47, 49,708.64 and 16,489.95 is: 24,742.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,128.47 : 49,708.64 = 16,489.95 : x
  2. Step 2: Convert to fraction form
    33,128.47/49,708.64 = 16,489.95/x
  3. Step 3: Cross multiply
    33,128.47x = 49,708.64 × 16,489.95
  4. Step 4: Simplify right side
    33,128.47x = 819,692,988.17
  5. Step 5: Solve for x
    x = 819,692,988.17/33,128.47
  6. Step 6: Final answer
    x = 24,742.86

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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.