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Finding the Fourth Proportional to 62,346.39, 86,038.11 and 35,488.89

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Solution

The fourth proportional to 62,346.39, 86,038.11 and 35,488.89 is: 48,974.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,346.39 : 86,038.11 = 35,488.89 : x
  2. Step 2: Convert to fraction form
    62,346.39/86,038.11 = 35,488.89/x
  3. Step 3: Cross multiply
    62,346.39x = 86,038.11 × 35,488.89
  4. Step 4: Simplify right side
    62,346.39x = 3,053,396,413.96
  5. Step 5: Solve for x
    x = 3,053,396,413.96/62,346.39
  6. Step 6: Final answer
    x = 48,974.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.