Home / 27,212.96-40,831.12-14,741.76

Finding the Fourth Proportional to 27,212.96, 40,831.12 and 14,741.76

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Solution

The fourth proportional to 27,212.96, 40,831.12 and 14,741.76 is: 22,118.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,212.96 : 40,831.12 = 14,741.76 : x
  2. Step 2: Convert to fraction form
    27,212.96/40,831.12 = 14,741.76/x
  3. Step 3: Cross multiply
    27,212.96x = 40,831.12 × 14,741.76
  4. Step 4: Simplify right side
    27,212.96x = 601,922,571.57
  5. Step 5: Solve for x
    x = 601,922,571.57/27,212.96
  6. Step 6: Final answer
    x = 22,118.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.