Home / 18,535.78-25,581.84-10,576.18

Finding the Fourth Proportional to 18,535.78, 25,581.84 and 10,576.18

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Solution

The fourth proportional to 18,535.78, 25,581.84 and 10,576.18 is: 14,596.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,535.78 : 25,581.84 = 10,576.18 : x
  2. Step 2: Convert to fraction form
    18,535.78/25,581.84 = 10,576.18/x
  3. Step 3: Cross multiply
    18,535.78x = 25,581.84 × 10,576.18
  4. Step 4: Simplify right side
    18,535.78x = 270,558,144.57
  5. Step 5: Solve for x
    x = 270,558,144.57/18,535.78
  6. Step 6: Final answer
    x = 14,596.53

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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.