Home / 51,287.76-76,931.28-27,606.48

Finding the Fourth Proportional to 51,287.76, 76,931.28 and 27,606.48

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Solution

The fourth proportional to 51,287.76, 76,931.28 and 27,606.48 is: 41,409.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,287.76 : 76,931.28 = 27,606.48 : x
  2. Step 2: Convert to fraction form
    51,287.76/76,931.28 = 27,606.48/x
  3. Step 3: Cross multiply
    51,287.76x = 76,931.28 × 27,606.48
  4. Step 4: Simplify right side
    51,287.76x = 2,123,801,842.69
  5. Step 5: Solve for x
    x = 2,123,801,842.69/51,287.76
  6. Step 6: Final answer
    x = 41,409.53

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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.