Home / 27,685.90-41,527.40-7,963.69

Finding the Fourth Proportional to 27,685.90, 41,527.40 and 7,963.69

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Solution

The fourth proportional to 27,685.90, 41,527.40 and 7,963.69 is: 11,945.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,685.90 : 41,527.40 = 7,963.69 : x
  2. Step 2: Convert to fraction form
    27,685.90/41,527.40 = 7,963.69/x
  3. Step 3: Cross multiply
    27,685.90x = 41,527.40 × 7,963.69
  4. Step 4: Simplify right side
    27,685.90x = 330,711,132.47
  5. Step 5: Solve for x
    x = 330,711,132.47/27,685.90
  6. Step 6: Final answer
    x = 11,945.11

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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.