Home / 18,398.24-25,389.12-10,014.56

Finding the Fourth Proportional to 18,398.24, 25,389.12 and 10,014.56

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Solution

The fourth proportional to 18,398.24, 25,389.12 and 10,014.56 is: 13,819.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,398.24 : 25,389.12 = 10,014.56 : x
  2. Step 2: Convert to fraction form
    18,398.24/25,389.12 = 10,014.56/x
  3. Step 3: Cross multiply
    18,398.24x = 25,389.12 × 10,014.56
  4. Step 4: Simplify right side
    18,398.24x = 254,260,865.59
  5. Step 5: Solve for x
    x = 254,260,865.59/18,398.24
  6. Step 6: Final answer
    x = 13,819.85

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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.