Home / 18,674.29-25,773.51-11,959.57

Finding the Fourth Proportional to 18,674.29, 25,773.51 and 11,959.57

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Solution

The fourth proportional to 18,674.29, 25,773.51 and 11,959.57 is: 16,506.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,674.29 : 25,773.51 = 11,959.57 : x
  2. Step 2: Convert to fraction form
    18,674.29/25,773.51 = 11,959.57/x
  3. Step 3: Cross multiply
    18,674.29x = 25,773.51 × 11,959.57
  4. Step 4: Simplify right side
    18,674.29x = 308,240,096.99
  5. Step 5: Solve for x
    x = 308,240,096.99/18,674.29
  6. Step 6: Final answer
    x = 16,506.12

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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.