Home / 38,440.51-57,667.73-17,390.45

Finding the Fourth Proportional to 38,440.51, 57,667.73 and 17,390.45

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Solution

The fourth proportional to 38,440.51, 57,667.73 and 17,390.45 is: 26,088.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,440.51 : 57,667.73 = 17,390.45 : x
  2. Step 2: Convert to fraction form
    38,440.51/57,667.73 = 17,390.45/x
  3. Step 3: Cross multiply
    38,440.51x = 57,667.73 × 17,390.45
  4. Step 4: Simplify right side
    38,440.51x = 1,002,867,832.40
  5. Step 5: Solve for x
    x = 1,002,867,832.40/38,440.51
  6. Step 6: Final answer
    x = 26,088.83

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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.