Home / 40,248.96-55,540.78-22,342.55

Finding the Fourth Proportional to 40,248.96, 55,540.78 and 22,342.55

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Solution

The fourth proportional to 40,248.96, 55,540.78 and 22,342.55 is: 30,831.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,248.96 : 55,540.78 = 22,342.55 : x
  2. Step 2: Convert to fraction form
    40,248.96/55,540.78 = 22,342.55/x
  3. Step 3: Cross multiply
    40,248.96x = 55,540.78 × 22,342.55
  4. Step 4: Simplify right side
    40,248.96x = 1,240,922,695.88
  5. Step 5: Solve for x
    x = 1,240,922,695.88/40,248.96
  6. Step 6: Final answer
    x = 30,831.17

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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.