Home / 38,603.72-57,828.78-18,824.52

Finding the Fourth Proportional to 38,603.72, 57,828.78 and 18,824.52

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Solution

The fourth proportional to 38,603.72, 57,828.78 and 18,824.52 is: 28,199.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,603.72 : 57,828.78 = 18,824.52 : x
  2. Step 2: Convert to fraction form
    38,603.72/57,828.78 = 18,824.52/x
  3. Step 3: Cross multiply
    38,603.72x = 57,828.78 × 18,824.52
  4. Step 4: Simplify right side
    38,603.72x = 1,088,599,025.69
  5. Step 5: Solve for x
    x = 1,088,599,025.69/38,603.72
  6. Step 6: Final answer
    x = 28,199.33

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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.