Home / 13,382.46-19,974.08-11,595.53

Finding the Fourth Proportional to 13,382.46, 19,974.08 and 11,595.53

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Solution

The fourth proportional to 13,382.46, 19,974.08 and 11,595.53 is: 17,306.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,382.46 : 19,974.08 = 11,595.53 : x
  2. Step 2: Convert to fraction form
    13,382.46/19,974.08 = 11,595.53/x
  3. Step 3: Cross multiply
    13,382.46x = 19,974.08 × 11,595.53
  4. Step 4: Simplify right side
    13,382.46x = 231,610,122.79
  5. Step 5: Solve for x
    x = 231,610,122.79/13,382.46
  6. Step 6: Final answer
    x = 17,306.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.