Home / 40,359.42-55,690.47-22,452.12

Finding the Fourth Proportional to 40,359.42, 55,690.47 and 22,452.12

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Solution

The fourth proportional to 40,359.42, 55,690.47 and 22,452.12 is: 30,980.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,359.42 : 55,690.47 = 22,452.12 : x
  2. Step 2: Convert to fraction form
    40,359.42/55,690.47 = 22,452.12/x
  3. Step 3: Cross multiply
    40,359.42x = 55,690.47 × 22,452.12
  4. Step 4: Simplify right side
    40,359.42x = 1,250,369,115.30
  5. Step 5: Solve for x
    x = 1,250,369,115.30/40,359.42
  6. Step 6: Final answer
    x = 30,980.85

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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.