Home / 40,340.82-55,655.06-25,020.28

Finding the Fourth Proportional to 40,340.82, 55,655.06 and 25,020.28

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Solution

The fourth proportional to 40,340.82, 55,655.06 and 25,020.28 is: 34,518.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,340.82 : 55,655.06 = 25,020.28 : x
  2. Step 2: Convert to fraction form
    40,340.82/55,655.06 = 25,020.28/x
  3. Step 3: Cross multiply
    40,340.82x = 55,655.06 × 25,020.28
  4. Step 4: Simplify right side
    40,340.82x = 1,392,505,184.62
  5. Step 5: Solve for x
    x = 1,392,505,184.62/40,340.82
  6. Step 6: Final answer
    x = 34,518.51

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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.