Home / 34,151.60-51,280.20-18,599.60

Finding the Fourth Proportional to 34,151.60, 51,280.20 and 18,599.60

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Solution

The fourth proportional to 34,151.60, 51,280.20 and 18,599.60 is: 27,928.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,151.60 : 51,280.20 = 18,599.60 : x
  2. Step 2: Convert to fraction form
    34,151.60/51,280.20 = 18,599.60/x
  3. Step 3: Cross multiply
    34,151.60x = 51,280.20 × 18,599.60
  4. Step 4: Simplify right side
    34,151.60x = 953,791,207.92
  5. Step 5: Solve for x
    x = 953,791,207.92/34,151.60
  6. Step 6: Final answer
    x = 27,928.16

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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.