Home / 40,585.11-56,007.36-22,680.12

Finding the Fourth Proportional to 40,585.11, 56,007.36 and 22,680.12

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Solution

The fourth proportional to 40,585.11, 56,007.36 and 22,680.12 is: 31,298.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,585.11 : 56,007.36 = 22,680.12 : x
  2. Step 2: Convert to fraction form
    40,585.11/56,007.36 = 22,680.12/x
  3. Step 3: Cross multiply
    40,585.11x = 56,007.36 × 22,680.12
  4. Step 4: Simplify right side
    40,585.11x = 1,270,253,645.68
  5. Step 5: Solve for x
    x = 1,270,253,645.68/40,585.11
  6. Step 6: Final answer
    x = 31,298.51

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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.