Home / 47,413.82-70,966.38-34,928.90

Finding the Fourth Proportional to 47,413.82, 70,966.38 and 34,928.90

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Solution

The fourth proportional to 47,413.82, 70,966.38 and 34,928.90 is: 52,279.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,413.82 : 70,966.38 = 34,928.90 : x
  2. Step 2: Convert to fraction form
    47,413.82/70,966.38 = 34,928.90/x
  3. Step 3: Cross multiply
    47,413.82x = 70,966.38 × 34,928.90
  4. Step 4: Simplify right side
    47,413.82x = 2,478,777,590.38
  5. Step 5: Solve for x
    x = 2,478,777,590.38/47,413.82
  6. Step 6: Final answer
    x = 52,279.64

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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.