Home / 40,589.47-56,015.20-22,684.48

Finding the Fourth Proportional to 40,589.47, 56,015.20 and 22,684.48

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Solution

The fourth proportional to 40,589.47, 56,015.20 and 22,684.48 is: 31,305.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,589.47 : 56,015.20 = 22,684.48 : x
  2. Step 2: Convert to fraction form
    40,589.47/56,015.20 = 22,684.48/x
  3. Step 3: Cross multiply
    40,589.47x = 56,015.20 × 22,684.48
  4. Step 4: Simplify right side
    40,589.47x = 1,270,675,684.10
  5. Step 5: Solve for x
    x = 1,270,675,684.10/40,589.47
  6. Step 6: Final answer
    x = 31,305.55

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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.