Home / 18,541.28-25,589.88-10,586

Finding the Fourth Proportional to 18,541.28, 25,589.88 and 10,586

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Solution

The fourth proportional to 18,541.28, 25,589.88 and 10,586 is: 14,610.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,541.28 : 25,589.88 = 10,586 : x
  2. Step 2: Convert to fraction form
    18,541.28/25,589.88 = 10,586/x
  3. Step 3: Cross multiply
    18,541.28x = 25,589.88 × 10,586
  4. Step 4: Simplify right side
    18,541.28x = 270,894,469.68
  5. Step 5: Solve for x
    x = 270,894,469.68/18,541.28
  6. Step 6: Final answer
    x = 14,610.34

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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.