Home / 40,571.56-55,981.91-22,666.71

Finding the Fourth Proportional to 40,571.56, 55,981.91 and 22,666.71

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Solution

The fourth proportional to 40,571.56, 55,981.91 and 22,666.71 is: 31,276.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,571.56 : 55,981.91 = 22,666.71 : x
  2. Step 2: Convert to fraction form
    40,571.56/55,981.91 = 22,666.71/x
  3. Step 3: Cross multiply
    40,571.56x = 55,981.91 × 22,666.71
  4. Step 4: Simplify right side
    40,571.56x = 1,268,925,719.22
  5. Step 5: Solve for x
    x = 1,268,925,719.22/40,571.56
  6. Step 6: Final answer
    x = 31,276.24

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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.