Home / 27,270.60-40,833-15,567.72

Finding the Fourth Proportional to 27,270.60, 40,833 and 15,567.72

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Solution

The fourth proportional to 27,270.60, 40,833 and 15,567.72 is: 23,309.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,270.60 : 40,833 = 15,567.72 : x
  2. Step 2: Convert to fraction form
    27,270.60/40,833 = 15,567.72/x
  3. Step 3: Cross multiply
    27,270.60x = 40,833 × 15,567.72
  4. Step 4: Simplify right side
    27,270.60x = 635,676,710.76
  5. Step 5: Solve for x
    x = 635,676,710.76/27,270.60
  6. Step 6: Final answer
    x = 23,309.96

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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.