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Finding the Fourth Proportional to 23,959.80, 33,063.04 and 13,347.52

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Solution

The fourth proportional to 23,959.80, 33,063.04 and 13,347.52 is: 18,418.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,959.80 : 33,063.04 = 13,347.52 : x
  2. Step 2: Convert to fraction form
    23,959.80/33,063.04 = 13,347.52/x
  3. Step 3: Cross multiply
    23,959.80x = 33,063.04 × 13,347.52
  4. Step 4: Simplify right side
    23,959.80x = 441,309,587.66
  5. Step 5: Solve for x
    x = 441,309,587.66/23,959.80
  6. Step 6: Final answer
    x = 18,418.75

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1.5x scale

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.