Home / 40,494.80-55,846.42-25,389.12

Finding the Fourth Proportional to 40,494.80, 55,846.42 and 25,389.12

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Solution

The fourth proportional to 40,494.80, 55,846.42 and 25,389.12 is: 35,014.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,494.80 : 55,846.42 = 25,389.12 : x
  2. Step 2: Convert to fraction form
    40,494.80/55,846.42 = 25,389.12/x
  3. Step 3: Cross multiply
    40,494.80x = 55,846.42 × 25,389.12
  4. Step 4: Simplify right side
    40,494.80x = 1,417,891,458.95
  5. Step 5: Solve for x
    x = 1,417,891,458.95/40,494.80
  6. Step 6: Final answer
    x = 35,014.16

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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.