Home / 15,946.68-22,006.26-8,872.98

Finding the Fourth Proportional to 15,946.68, 22,006.26 and 8,872.98

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Solution

The fourth proportional to 15,946.68, 22,006.26 and 8,872.98 is: 12,244.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,946.68 : 22,006.26 = 8,872.98 : x
  2. Step 2: Convert to fraction form
    15,946.68/22,006.26 = 8,872.98/x
  3. Step 3: Cross multiply
    15,946.68x = 22,006.26 × 8,872.98
  4. Step 4: Simplify right side
    15,946.68x = 195,261,104.85
  5. Step 5: Solve for x
    x = 195,261,104.85/15,946.68
  6. Step 6: Final answer
    x = 12,244.62

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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.