Home / 18,065.28-24,930.79-10,107.33

Finding the Fourth Proportional to 18,065.28, 24,930.79 and 10,107.33

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Solution

The fourth proportional to 18,065.28, 24,930.79 and 10,107.33 is: 13,948.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,065.28 : 24,930.79 = 10,107.33 : x
  2. Step 2: Convert to fraction form
    18,065.28/24,930.79 = 10,107.33/x
  3. Step 3: Cross multiply
    18,065.28x = 24,930.79 × 10,107.33
  4. Step 4: Simplify right side
    18,065.28x = 251,983,721.69
  5. Step 5: Solve for x
    x = 251,983,721.69/18,065.28
  6. Step 6: Final answer
    x = 13,948.51

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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.