Home / 40,685.42-56,144.24-23,690.16

Finding the Fourth Proportional to 40,685.42, 56,144.24 and 23,690.16

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Solution

The fourth proportional to 40,685.42, 56,144.24 and 23,690.16 is: 32,691.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,685.42 : 56,144.24 = 23,690.16 : x
  2. Step 2: Convert to fraction form
    40,685.42/56,144.24 = 23,690.16/x
  3. Step 3: Cross multiply
    40,685.42x = 56,144.24 × 23,690.16
  4. Step 4: Simplify right side
    40,685.42x = 1,330,066,028.68
  5. Step 5: Solve for x
    x = 1,330,066,028.68/40,685.42
  6. Step 6: Final answer
    x = 32,691.47

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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.