Home / 26,446.50-39,669.87-8,916.48

Finding the Fourth Proportional to 26,446.50, 39,669.87 and 8,916.48

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Solution

The fourth proportional to 26,446.50, 39,669.87 and 8,916.48 is: 13,374.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,446.50 : 39,669.87 = 8,916.48 : x
  2. Step 2: Convert to fraction form
    26,446.50/39,669.87 = 8,916.48/x
  3. Step 3: Cross multiply
    26,446.50x = 39,669.87 × 8,916.48
  4. Step 4: Simplify right side
    26,446.50x = 353,715,602.46
  5. Step 5: Solve for x
    x = 353,715,602.46/26,446.50
  6. Step 6: Final answer
    x = 13,374.76

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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.