Home / 15,966.96-22,034.76-8,894.04

Finding the Fourth Proportional to 15,966.96, 22,034.76 and 8,894.04

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Solution

The fourth proportional to 15,966.96, 22,034.76 and 8,894.04 is: 12,273.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,966.96 : 22,034.76 = 8,894.04 : x
  2. Step 2: Convert to fraction form
    15,966.96/22,034.76 = 8,894.04/x
  3. Step 3: Cross multiply
    15,966.96x = 22,034.76 × 8,894.04
  4. Step 4: Simplify right side
    15,966.96x = 195,978,036.83
  5. Step 5: Solve for x
    x = 195,978,036.83/15,966.96
  6. Step 6: Final answer
    x = 12,273.97

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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.