Home / 31,777.11-43,850.93-17,436.62

Finding the Fourth Proportional to 31,777.11, 43,850.93 and 17,436.62

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Solution

The fourth proportional to 31,777.11, 43,850.93 and 17,436.62 is: 24,061.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,777.11 : 43,850.93 = 17,436.62 : x
  2. Step 2: Convert to fraction form
    31,777.11/43,850.93 = 17,436.62/x
  3. Step 3: Cross multiply
    31,777.11x = 43,850.93 × 17,436.62
  4. Step 4: Simplify right side
    31,777.11x = 764,612,090.89
  5. Step 5: Solve for x
    x = 764,612,090.89/31,777.11
  6. Step 6: Final answer
    x = 24,061.72

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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.