Home / 26,446.91-39,671.30-8,916.89

Finding the Fourth Proportional to 26,446.91, 39,671.30 and 8,916.89

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Solution

The fourth proportional to 26,446.91, 39,671.30 and 8,916.89 is: 13,375.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,446.91 : 39,671.30 = 8,916.89 : x
  2. Step 2: Convert to fraction form
    26,446.91/39,671.30 = 8,916.89/x
  3. Step 3: Cross multiply
    26,446.91x = 39,671.30 × 8,916.89
  4. Step 4: Simplify right side
    26,446.91x = 353,744,442.19
  5. Step 5: Solve for x
    x = 353,744,442.19/26,446.91
  6. Step 6: Final answer
    x = 13,375.65

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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.