Home / 18,026.60-24,875.30-9,959.91

Finding the Fourth Proportional to 18,026.60, 24,875.30 and 9,959.91

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Solution

The fourth proportional to 18,026.60, 24,875.30 and 9,959.91 is: 13,743.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,026.60 : 24,875.30 = 9,959.91 : x
  2. Step 2: Convert to fraction form
    18,026.60/24,875.30 = 9,959.91/x
  3. Step 3: Cross multiply
    18,026.60x = 24,875.30 × 9,959.91
  4. Step 4: Simplify right side
    18,026.60x = 247,755,820.76
  5. Step 5: Solve for x
    x = 247,755,820.76/18,026.60
  6. Step 6: Final answer
    x = 13,743.90

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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.