Home / 40,056.50-55,277.06-22,151.65

Finding the Fourth Proportional to 40,056.50, 55,277.06 and 22,151.65

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Solution

The fourth proportional to 40,056.50, 55,277.06 and 22,151.65 is: 30,568.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,056.50 : 55,277.06 = 22,151.65 : x
  2. Step 2: Convert to fraction form
    40,056.50/55,277.06 = 22,151.65/x
  3. Step 3: Cross multiply
    40,056.50x = 55,277.06 × 22,151.65
  4. Step 4: Simplify right side
    40,056.50x = 1,224,478,086.15
  5. Step 5: Solve for x
    x = 1,224,478,086.15/40,056.50
  6. Step 6: Final answer
    x = 30,568.77

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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.