Home / 34,307.28-51,491.67-28,719.92

Finding the Fourth Proportional to 34,307.28, 51,491.67 and 28,719.92

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Solution

The fourth proportional to 34,307.28, 51,491.67 and 28,719.92 is: 43,105.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,307.28 : 51,491.67 = 28,719.92 : x
  2. Step 2: Convert to fraction form
    34,307.28/51,491.67 = 28,719.92/x
  3. Step 3: Cross multiply
    34,307.28x = 51,491.67 × 28,719.92
  4. Step 4: Simplify right side
    34,307.28x = 1,478,836,600.05
  5. Step 5: Solve for x
    x = 1,478,836,600.05/34,307.28
  6. Step 6: Final answer
    x = 43,105.62

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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.