Home / 15,946.29-22,006.76-8,872.56

Finding the Fourth Proportional to 15,946.29, 22,006.76 and 8,872.56

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Solution

The fourth proportional to 15,946.29, 22,006.76 and 8,872.56 is: 12,244.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,946.29 : 22,006.76 = 8,872.56 : x
  2. Step 2: Convert to fraction form
    15,946.29/22,006.76 = 8,872.56/x
  3. Step 3: Cross multiply
    15,946.29x = 22,006.76 × 8,872.56
  4. Step 4: Simplify right side
    15,946.29x = 195,256,254.14
  5. Step 5: Solve for x
    x = 195,256,254.14/15,946.29
  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.