Home / 47,478.11-65,517.12-25,963.57

Finding the Fourth Proportional to 47,478.11, 65,517.12 and 25,963.57

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Solution

The fourth proportional to 47,478.11, 65,517.12 and 25,963.57 is: 35,828.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,478.11 : 65,517.12 = 25,963.57 : x
  2. Step 2: Convert to fraction form
    47,478.11/65,517.12 = 25,963.57/x
  3. Step 3: Cross multiply
    47,478.11x = 65,517.12 × 25,963.57
  4. Step 4: Simplify right side
    47,478.11x = 1,701,058,413.21
  5. Step 5: Solve for x
    x = 1,701,058,413.21/47,478.11
  6. Step 6: Final answer
    x = 35,828.27

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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.