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Finding the Fourth Proportional to 62,012.75, 93,019.13 and 18,236.75

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Solution

The fourth proportional to 62,012.75, 93,019.13 and 18,236.75 is: 27,355.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,012.75 : 93,019.13 = 18,236.75 : x
  2. Step 2: Convert to fraction form
    62,012.75/93,019.13 = 18,236.75/x
  3. Step 3: Cross multiply
    62,012.75x = 93,019.13 × 18,236.75
  4. Step 4: Simplify right side
    62,012.75x = 1,696,366,619.03
  5. Step 5: Solve for x
    x = 1,696,366,619.03/62,012.75
  6. Step 6: Final answer
    x = 27,355.13

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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.