Home / 40,287.10-55,604.15-25,741.98

Finding the Fourth Proportional to 40,287.10, 55,604.15 and 25,741.98

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Solution

The fourth proportional to 40,287.10, 55,604.15 and 25,741.98 is: 35,529.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,287.10 : 55,604.15 = 25,741.98 : x
  2. Step 2: Convert to fraction form
    40,287.10/55,604.15 = 25,741.98/x
  3. Step 3: Cross multiply
    40,287.10x = 55,604.15 × 25,741.98
  4. Step 4: Simplify right side
    40,287.10x = 1,431,360,917.22
  5. Step 5: Solve for x
    x = 1,431,360,917.22/40,287.10
  6. Step 6: Final answer
    x = 35,529.01

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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.