Home / 40,247.32-55,540.88-22,341.86

Finding the Fourth Proportional to 40,247.32, 55,540.88 and 22,341.86

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Solution

The fourth proportional to 40,247.32, 55,540.88 and 22,341.86 is: 30,831.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,247.32 : 55,540.88 = 22,341.86 : x
  2. Step 2: Convert to fraction form
    40,247.32/55,540.88 = 22,341.86/x
  3. Step 3: Cross multiply
    40,247.32x = 55,540.88 × 22,341.86
  4. Step 4: Simplify right side
    40,247.32x = 1,240,886,565.24
  5. Step 5: Solve for x
    x = 1,240,886,565.24/40,247.32
  6. Step 6: Final answer
    x = 30,831.53

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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.