Home / 26,987.84-37,243.12-15,050.88

Finding the Fourth Proportional to 26,987.84, 37,243.12 and 15,050.88

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Solution

The fourth proportional to 26,987.84, 37,243.12 and 15,050.88 is: 20,770.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,987.84 : 37,243.12 = 15,050.88 : x
  2. Step 2: Convert to fraction form
    26,987.84/37,243.12 = 15,050.88/x
  3. Step 3: Cross multiply
    26,987.84x = 37,243.12 × 15,050.88
  4. Step 4: Simplify right side
    26,987.84x = 560,541,729.95
  5. Step 5: Solve for x
    x = 560,541,729.95/26,987.84
  6. Step 6: Final answer
    x = 20,770.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.