Home / 47,390.72-65,413.68-29,246.99

Finding the Fourth Proportional to 47,390.72, 65,413.68 and 29,246.99

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Solution

The fourth proportional to 47,390.72, 65,413.68 and 29,246.99 is: 40,369.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,390.72 : 65,413.68 = 29,246.99 : x
  2. Step 2: Convert to fraction form
    47,390.72/65,413.68 = 29,246.99/x
  3. Step 3: Cross multiply
    47,390.72x = 65,413.68 × 29,246.99
  4. Step 4: Simplify right side
    47,390.72x = 1,913,153,098.59
  5. Step 5: Solve for x
    x = 1,913,153,098.59/47,390.72
  6. Step 6: Final answer
    x = 40,369.78

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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.