Home / 38,284.05-57,437.78-19,577.23

Finding the Fourth Proportional to 38,284.05, 57,437.78 and 19,577.23

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Solution

The fourth proportional to 38,284.05, 57,437.78 and 19,577.23 is: 29,371.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,284.05 : 57,437.78 = 19,577.23 : x
  2. Step 2: Convert to fraction form
    38,284.05/57,437.78 = 19,577.23/x
  3. Step 3: Cross multiply
    38,284.05x = 57,437.78 × 19,577.23
  4. Step 4: Simplify right side
    38,284.05x = 1,124,472,388.27
  5. Step 5: Solve for x
    x = 1,124,472,388.27/38,284.05
  6. Step 6: Final answer
    x = 29,371.82

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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.