Home / 40,722.42-56,195.58-22,572.38

Finding the Fourth Proportional to 40,722.42, 56,195.58 and 22,572.38

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Solution

The fourth proportional to 40,722.42, 56,195.58 and 22,572.38 is: 31,149.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,722.42 : 56,195.58 = 22,572.38 : x
  2. Step 2: Convert to fraction form
    40,722.42/56,195.58 = 22,572.38/x
  3. Step 3: Cross multiply
    40,722.42x = 56,195.58 × 22,572.38
  4. Step 4: Simplify right side
    40,722.42x = 1,268,467,986.08
  5. Step 5: Solve for x
    x = 1,268,467,986.08/40,722.42
  6. Step 6: Final answer
    x = 31,149.13

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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.