Home / 43,589.13-60,143.19-25,685.81

Finding the Fourth Proportional to 43,589.13, 60,143.19 and 25,685.81

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Solution

The fourth proportional to 43,589.13, 60,143.19 and 25,685.81 is: 35,440.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,589.13 : 60,143.19 = 25,685.81 : x
  2. Step 2: Convert to fraction form
    43,589.13/60,143.19 = 25,685.81/x
  3. Step 3: Cross multiply
    43,589.13x = 60,143.19 × 25,685.81
  4. Step 4: Simplify right side
    43,589.13x = 1,544,826,551.13
  5. Step 5: Solve for x
    x = 1,544,826,551.13/43,589.13
  6. Step 6: Final answer
    x = 35,440.64

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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.