Home / 36,387.64-54,587.69-16,667.89

Finding the Fourth Proportional to 36,387.64, 54,587.69 and 16,667.89

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Solution

The fourth proportional to 36,387.64, 54,587.69 and 16,667.89 is: 25,004.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,387.64 : 54,587.69 = 16,667.89 : x
  2. Step 2: Convert to fraction form
    36,387.64/54,587.69 = 16,667.89/x
  3. Step 3: Cross multiply
    36,387.64x = 54,587.69 × 16,667.89
  4. Step 4: Simplify right side
    36,387.64x = 909,861,454.97
  5. Step 5: Solve for x
    x = 909,861,454.97/36,387.64
  6. Step 6: Final answer
    x = 25,004.68

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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.