Home / 40,056.09-55,276.32-22,151.85

Finding the Fourth Proportional to 40,056.09, 55,276.32 and 22,151.85

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Solution

The fourth proportional to 40,056.09, 55,276.32 and 22,151.85 is: 30,568.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,056.09 : 55,276.32 = 22,151.85 : x
  2. Step 2: Convert to fraction form
    40,056.09/55,276.32 = 22,151.85/x
  3. Step 3: Cross multiply
    40,056.09x = 55,276.32 × 22,151.85
  4. Step 4: Simplify right side
    40,056.09x = 1,224,472,749.19
  5. Step 5: Solve for x
    x = 1,224,472,749.19/40,056.09
  6. Step 6: Final answer
    x = 30,568.95

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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.