Home / 18,047.57-24,882.81-11,663.42

Finding the Fourth Proportional to 18,047.57, 24,882.81 and 11,663.42

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Solution

The fourth proportional to 18,047.57, 24,882.81 and 11,663.42 is: 16,080.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,047.57 : 24,882.81 = 11,663.42 : x
  2. Step 2: Convert to fraction form
    18,047.57/24,882.81 = 11,663.42/x
  3. Step 3: Cross multiply
    18,047.57x = 24,882.81 × 11,663.42
  4. Step 4: Simplify right side
    18,047.57x = 290,218,663.81
  5. Step 5: Solve for x
    x = 290,218,663.81/18,047.57
  6. Step 6: Final answer
    x = 16,080.76

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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.