Home / 15,947.43-22,008.12-8,873.70

Finding the Fourth Proportional to 15,947.43, 22,008.12 and 8,873.70

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Solution

The fourth proportional to 15,947.43, 22,008.12 and 8,873.70 is: 12,246.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,947.43 : 22,008.12 = 8,873.70 : x
  2. Step 2: Convert to fraction form
    15,947.43/22,008.12 = 8,873.70/x
  3. Step 3: Cross multiply
    15,947.43x = 22,008.12 × 8,873.70
  4. Step 4: Simplify right side
    15,947.43x = 195,293,454.44
  5. Step 5: Solve for x
    x = 195,293,454.44/15,947.43
  6. Step 6: Final answer
    x = 12,246.08

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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.