Home / 15,498.88-23,251.98-12,348.28

Finding the Fourth Proportional to 15,498.88, 23,251.98 and 12,348.28

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Solution

The fourth proportional to 15,498.88, 23,251.98 and 12,348.28 is: 18,525.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,498.88 : 23,251.98 = 12,348.28 : x
  2. Step 2: Convert to fraction form
    15,498.88/23,251.98 = 12,348.28/x
  3. Step 3: Cross multiply
    15,498.88x = 23,251.98 × 12,348.28
  4. Step 4: Simplify right side
    15,498.88x = 287,121,959.59
  5. Step 5: Solve for x
    x = 287,121,959.59/15,498.88
  6. Step 6: Final answer
    x = 18,525.34

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1.5x scale

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.