Home / 31,942.78-44,082.40-17,795.62

Finding the Fourth Proportional to 31,942.78, 44,082.40 and 17,795.62

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Solution

The fourth proportional to 31,942.78, 44,082.40 and 17,795.62 is: 24,558.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,942.78 : 44,082.40 = 17,795.62 : x
  2. Step 2: Convert to fraction form
    31,942.78/44,082.40 = 17,795.62/x
  3. Step 3: Cross multiply
    31,942.78x = 44,082.40 × 17,795.62
  4. Step 4: Simplify right side
    31,942.78x = 784,473,639.09
  5. Step 5: Solve for x
    x = 784,473,639.09/31,942.78
  6. Step 6: Final answer
    x = 24,558.72

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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.