Home / 23,985.66-33,100.35-13,375.95

Finding the Fourth Proportional to 23,985.66, 33,100.35 and 13,375.95

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Solution

The fourth proportional to 23,985.66, 33,100.35 and 13,375.95 is: 18,458.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,985.66 : 33,100.35 = 13,375.95 : x
  2. Step 2: Convert to fraction form
    23,985.66/33,100.35 = 13,375.95/x
  3. Step 3: Cross multiply
    23,985.66x = 33,100.35 × 13,375.95
  4. Step 4: Simplify right side
    23,985.66x = 442,748,626.58
  5. Step 5: Solve for x
    x = 442,748,626.58/23,985.66
  6. Step 6: Final answer
    x = 18,458.89

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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.