Home / 45,269.30-67,903.97-15,687.14

Finding the Fourth Proportional to 45,269.30, 67,903.97 and 15,687.14

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Solution

The fourth proportional to 45,269.30, 67,903.97 and 15,687.14 is: 23,530.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,269.30 : 67,903.97 = 15,687.14 : x
  2. Step 2: Convert to fraction form
    45,269.30/67,903.97 = 15,687.14/x
  3. Step 3: Cross multiply
    45,269.30x = 67,903.97 × 15,687.14
  4. Step 4: Simplify right side
    45,269.30x = 1,065,218,665.99
  5. Step 5: Solve for x
    x = 1,065,218,665.99/45,269.30
  6. Step 6: Final answer
    x = 23,530.71

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1.5x scale

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.