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Finding the Fourth Proportional to 15,994.92, 22,074.24 and 8,826.26

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Solution

The fourth proportional to 15,994.92, 22,074.24 and 8,826.26 is: 12,180.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,994.92 : 22,074.24 = 8,826.26 : x
  2. Step 2: Convert to fraction form
    15,994.92/22,074.24 = 8,826.26/x
  3. Step 3: Cross multiply
    15,994.92x = 22,074.24 × 8,826.26
  4. Step 4: Simplify right side
    15,994.92x = 194,832,871.17
  5. Step 5: Solve for x
    x = 194,832,871.17/15,994.92
  6. Step 6: Final answer
    x = 12,180.92

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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.