Home / 18,389.48-25,377.24-10,836.14

Finding the Fourth Proportional to 18,389.48, 25,377.24 and 10,836.14

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Solution

The fourth proportional to 18,389.48, 25,377.24 and 10,836.14 is: 14,953.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,389.48 : 25,377.24 = 10,836.14 : x
  2. Step 2: Convert to fraction form
    18,389.48/25,377.24 = 10,836.14/x
  3. Step 3: Cross multiply
    18,389.48x = 25,377.24 × 10,836.14
  4. Step 4: Simplify right side
    18,389.48x = 274,991,198.57
  5. Step 5: Solve for x
    x = 274,991,198.57/18,389.48
  6. Step 6: Final answer
    x = 14,953.73

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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.