Home / 45,248.49-67,895.34-20,306.37

Finding the Fourth Proportional to 45,248.49, 67,895.34 and 20,306.37

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Solution

The fourth proportional to 45,248.49, 67,895.34 and 20,306.37 is: 30,469.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,248.49 : 67,895.34 = 20,306.37 : x
  2. Step 2: Convert to fraction form
    45,248.49/67,895.34 = 20,306.37/x
  3. Step 3: Cross multiply
    45,248.49x = 67,895.34 × 20,306.37
  4. Step 4: Simplify right side
    45,248.49x = 1,378,707,895.32
  5. Step 5: Solve for x
    x = 1,378,707,895.32/45,248.49
  6. Step 6: Final answer
    x = 30,469.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.