Home / 23,111.10-34,666.56-5,580.90

Finding the Fourth Proportional to 23,111.10, 34,666.56 and 5,580.90

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Solution

The fourth proportional to 23,111.10, 34,666.56 and 5,580.90 is: 8,371.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,111.10 : 34,666.56 = 5,580.90 : x
  2. Step 2: Convert to fraction form
    23,111.10/34,666.56 = 5,580.90/x
  3. Step 3: Cross multiply
    23,111.10x = 34,666.56 × 5,580.90
  4. Step 4: Simplify right side
    23,111.10x = 193,470,604.70
  5. Step 5: Solve for x
    x = 193,470,604.70/23,111.10
  6. Step 6: Final answer
    x = 8,371.33

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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.