Home / 29,222.40-43,833.60-8,445.92

Finding the Fourth Proportional to 29,222.40, 43,833.60 and 8,445.92

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Solution

The fourth proportional to 29,222.40, 43,833.60 and 8,445.92 is: 12,668.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,222.40 : 43,833.60 = 8,445.92 : x
  2. Step 2: Convert to fraction form
    29,222.40/43,833.60 = 8,445.92/x
  3. Step 3: Cross multiply
    29,222.40x = 43,833.60 × 8,445.92
  4. Step 4: Simplify right side
    29,222.40x = 370,215,078.91
  5. Step 5: Solve for x
    x = 370,215,078.91/29,222.40
  6. Step 6: Final answer
    x = 12,668.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.