Home / 34,141.10-51,211.65-10,769.90

Finding the Fourth Proportional to 34,141.10, 51,211.65 and 10,769.90

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Solution

The fourth proportional to 34,141.10, 51,211.65 and 10,769.90 is: 16,154.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,141.10 : 51,211.65 = 10,769.90 : x
  2. Step 2: Convert to fraction form
    34,141.10/51,211.65 = 10,769.90/x
  3. Step 3: Cross multiply
    34,141.10x = 51,211.65 × 10,769.90
  4. Step 4: Simplify right side
    34,141.10x = 551,544,349.34
  5. Step 5: Solve for x
    x = 551,544,349.34/34,141.10
  6. Step 6: Final answer
    x = 16,154.85

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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.