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Finding the Fourth Proportional to 62,006.75, 93,010.17 and 20,453.75

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Solution

The fourth proportional to 62,006.75, 93,010.17 and 20,453.75 is: 30,680.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,006.75 : 93,010.17 = 20,453.75 : x
  2. Step 2: Convert to fraction form
    62,006.75/93,010.17 = 20,453.75/x
  3. Step 3: Cross multiply
    62,006.75x = 93,010.17 × 20,453.75
  4. Step 4: Simplify right side
    62,006.75x = 1,902,406,764.64
  5. Step 5: Solve for x
    x = 1,902,406,764.64/62,006.75
  6. Step 6: Final answer
    x = 30,680.64

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1.5x scale

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.