Home / 62,688.57-94,034.70-18,310.71

Finding the Fourth Proportional to 62,688.57, 94,034.70 and 18,310.71

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Solution

The fourth proportional to 62,688.57, 94,034.70 and 18,310.71 is: 27,466.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,688.57 : 94,034.70 = 18,310.71 : x
  2. Step 2: Convert to fraction form
    62,688.57/94,034.70 = 18,310.71/x
  3. Step 3: Cross multiply
    62,688.57x = 94,034.70 × 18,310.71
  4. Step 4: Simplify right side
    62,688.57x = 1,721,842,121.64
  5. Step 5: Solve for x
    x = 1,721,842,121.64/62,688.57
  6. Step 6: Final answer
    x = 27,466.60

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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.