Home / 27,215.16-37,554.36-15,276.18

Finding the Fourth Proportional to 27,215.16, 37,554.36 and 15,276.18

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Solution

The fourth proportional to 27,215.16, 37,554.36 and 15,276.18 is: 21,079.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,215.16 : 37,554.36 = 15,276.18 : x
  2. Step 2: Convert to fraction form
    27,215.16/37,554.36 = 15,276.18/x
  3. Step 3: Cross multiply
    27,215.16x = 37,554.36 × 15,276.18
  4. Step 4: Simplify right side
    27,215.16x = 573,687,163.14
  5. Step 5: Solve for x
    x = 573,687,163.14/27,215.16
  6. Step 6: Final answer
    x = 21,079.69

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Similar ratio
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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.