Home / 26,948.90-40,423.32-8,229.02

Finding the Fourth Proportional to 26,948.90, 40,423.32 and 8,229.02

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Solution

The fourth proportional to 26,948.90, 40,423.32 and 8,229.02 is: 12,343.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,948.90 : 40,423.32 = 8,229.02 : x
  2. Step 2: Convert to fraction form
    26,948.90/40,423.32 = 8,229.02/x
  3. Step 3: Cross multiply
    26,948.90x = 40,423.32 × 8,229.02
  4. Step 4: Simplify right side
    26,948.90x = 332,644,308.75
  5. Step 5: Solve for x
    x = 332,644,308.75/26,948.90
  6. Step 6: Final answer
    x = 12,343.52

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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.