Home / 34,121.60-51,134.40-27,113.60

Finding the Fourth Proportional to 34,121.60, 51,134.40 and 27,113.60

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Solution

The fourth proportional to 34,121.60, 51,134.40 and 27,113.60 is: 40,632.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,121.60 : 51,134.40 = 27,113.60 : x
  2. Step 2: Convert to fraction form
    34,121.60/51,134.40 = 27,113.60/x
  3. Step 3: Cross multiply
    34,121.60x = 51,134.40 × 27,113.60
  4. Step 4: Simplify right side
    34,121.60x = 1,386,437,667.84
  5. Step 5: Solve for x
    x = 1,386,437,667.84/34,121.60
  6. Step 6: Final answer
    x = 40,632.26

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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.