Home / 51,864.42-71,579.71-29,207.85

Finding the Fourth Proportional to 51,864.42, 71,579.71 and 29,207.85

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Solution

The fourth proportional to 51,864.42, 71,579.71 and 29,207.85 is: 40,310.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,864.42 : 71,579.71 = 29,207.85 : x
  2. Step 2: Convert to fraction form
    51,864.42/71,579.71 = 29,207.85/x
  3. Step 3: Cross multiply
    51,864.42x = 71,579.71 × 29,207.85
  4. Step 4: Simplify right side
    51,864.42x = 2,090,689,432.72
  5. Step 5: Solve for x
    x = 2,090,689,432.72/51,864.42
  6. Step 6: Final answer
    x = 40,310.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.