Home / 51,814.13-71,503.81-29,152.86

Finding the Fourth Proportional to 51,814.13, 71,503.81 and 29,152.86

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Solution

The fourth proportional to 51,814.13, 71,503.81 and 29,152.86 is: 40,231.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,814.13 : 71,503.81 = 29,152.86 : x
  2. Step 2: Convert to fraction form
    51,814.13/71,503.81 = 29,152.86/x
  3. Step 3: Cross multiply
    51,814.13x = 71,503.81 × 29,152.86
  4. Step 4: Simplify right side
    51,814.13x = 2,084,540,787.57
  5. Step 5: Solve for x
    x = 2,084,540,787.57/51,814.13
  6. Step 6: Final answer
    x = 40,231.13

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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.