Home / 41,079.64-56,689.80-22,216.72

Finding the Fourth Proportional to 41,079.64, 56,689.80 and 22,216.72

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Solution

The fourth proportional to 41,079.64, 56,689.80 and 22,216.72 is: 30,659.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,079.64 : 56,689.80 = 22,216.72 : x
  2. Step 2: Convert to fraction form
    41,079.64/56,689.80 = 22,216.72/x
  3. Step 3: Cross multiply
    41,079.64x = 56,689.80 × 22,216.72
  4. Step 4: Simplify right side
    41,079.64x = 1,259,461,413.46
  5. Step 5: Solve for x
    x = 1,259,461,413.46/41,079.64
  6. Step 6: Final answer
    x = 30,659.02

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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.