Home / 51,996.27-71,758.94-30,787.23

Finding the Fourth Proportional to 51,996.27, 71,758.94 and 30,787.23

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Solution

The fourth proportional to 51,996.27, 71,758.94 and 30,787.23 is: 42,488.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,996.27 : 71,758.94 = 30,787.23 : x
  2. Step 2: Convert to fraction form
    51,996.27/71,758.94 = 30,787.23/x
  3. Step 3: Cross multiply
    51,996.27x = 71,758.94 × 30,787.23
  4. Step 4: Simplify right side
    51,996.27x = 2,209,258,836.40
  5. Step 5: Solve for x
    x = 2,209,258,836.40/51,996.27
  6. Step 6: Final answer
    x = 42,488.79

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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.