Home / 38,339.84-57,468.54-18,574.76

Finding the Fourth Proportional to 38,339.84, 57,468.54 and 18,574.76

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Solution

The fourth proportional to 38,339.84, 57,468.54 and 18,574.76 is: 27,842.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,339.84 : 57,468.54 = 18,574.76 : x
  2. Step 2: Convert to fraction form
    38,339.84/57,468.54 = 18,574.76/x
  3. Step 3: Cross multiply
    38,339.84x = 57,468.54 × 18,574.76
  4. Step 4: Simplify right side
    38,339.84x = 1,067,464,338.05
  5. Step 5: Solve for x
    x = 1,067,464,338.05/38,339.84
  6. Step 6: Final answer
    x = 27,842.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.