Home / 34,117.46-51,171.87-13,355.54

Finding the Fourth Proportional to 34,117.46, 51,171.87 and 13,355.54

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Solution

The fourth proportional to 34,117.46, 51,171.87 and 13,355.54 is: 20,031.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,117.46 : 51,171.87 = 13,355.54 : x
  2. Step 2: Convert to fraction form
    34,117.46/51,171.87 = 13,355.54/x
  3. Step 3: Cross multiply
    34,117.46x = 51,171.87 × 13,355.54
  4. Step 4: Simplify right side
    34,117.46x = 683,427,956.66
  5. Step 5: Solve for x
    x = 683,427,956.66/34,117.46
  6. Step 6: Final answer
    x = 20,031.62

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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.