Home / 40,339.82-55,653.68-25,019.28

Finding the Fourth Proportional to 40,339.82, 55,653.68 and 25,019.28

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Solution

The fourth proportional to 40,339.82, 55,653.68 and 25,019.28 is: 34,517.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,339.82 : 55,653.68 = 25,019.28 : x
  2. Step 2: Convert to fraction form
    40,339.82/55,653.68 = 25,019.28/x
  3. Step 3: Cross multiply
    40,339.82x = 55,653.68 × 25,019.28
  4. Step 4: Simplify right side
    40,339.82x = 1,392,415,065.50
  5. Step 5: Solve for x
    x = 1,392,415,065.50/40,339.82
  6. Step 6: Final answer
    x = 34,517.13

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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.