Home / 18,398.10-25,390.23-10,844.76

Finding the Fourth Proportional to 18,398.10, 25,390.23 and 10,844.76

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Solution

The fourth proportional to 18,398.10, 25,390.23 and 10,844.76 is: 14,966.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,398.10 : 25,390.23 = 10,844.76 : x
  2. Step 2: Convert to fraction form
    18,398.10/25,390.23 = 10,844.76/x
  3. Step 3: Cross multiply
    18,398.10x = 25,390.23 × 10,844.76
  4. Step 4: Simplify right side
    18,398.10x = 275,350,950.69
  5. Step 5: Solve for x
    x = 275,350,950.69/18,398.10
  6. Step 6: Final answer
    x = 14,966.27

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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.