Home / 27,825.42-41,685.84-13,769.13

Finding the Fourth Proportional to 27,825.42, 41,685.84 and 13,769.13

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Solution

The fourth proportional to 27,825.42, 41,685.84 and 13,769.13 is: 20,627.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,825.42 : 41,685.84 = 13,769.13 : x
  2. Step 2: Convert to fraction form
    27,825.42/41,685.84 = 13,769.13/x
  3. Step 3: Cross multiply
    27,825.42x = 41,685.84 × 13,769.13
  4. Step 4: Simplify right side
    27,825.42x = 573,977,750.12
  5. Step 5: Solve for x
    x = 573,977,750.12/27,825.42
  6. Step 6: Final answer
    x = 20,627.82

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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.