Home / 26,446.41-39,670.55-8,916.39

Finding the Fourth Proportional to 26,446.41, 39,670.55 and 8,916.39

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Solution

The fourth proportional to 26,446.41, 39,670.55 and 8,916.39 is: 13,374.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,446.41 : 39,670.55 = 8,916.39 : x
  2. Step 2: Convert to fraction form
    26,446.41/39,670.55 = 8,916.39/x
  3. Step 3: Cross multiply
    26,446.41x = 39,670.55 × 8,916.39
  4. Step 4: Simplify right side
    26,446.41x = 353,718,095.31
  5. Step 5: Solve for x
    x = 353,718,095.31/26,446.41
  6. Step 6: Final answer
    x = 13,374.90

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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.