Home / 27,236.30-37,589.88-15,300.55

Finding the Fourth Proportional to 27,236.30, 37,589.88 and 15,300.55

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Solution

The fourth proportional to 27,236.30, 37,589.88 and 15,300.55 is: 21,116.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,236.30 : 37,589.88 = 15,300.55 : x
  2. Step 2: Convert to fraction form
    27,236.30/37,589.88 = 15,300.55/x
  3. Step 3: Cross multiply
    27,236.30x = 37,589.88 × 15,300.55
  4. Step 4: Simplify right side
    27,236.30x = 575,145,820.14
  5. Step 5: Solve for x
    x = 575,145,820.14/27,236.30
  6. Step 6: Final answer
    x = 21,116.88

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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.