Home / 27,211.44-37,548.56-15,272.16

Finding the Fourth Proportional to 27,211.44, 37,548.56 and 15,272.16

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Solution

The fourth proportional to 27,211.44, 37,548.56 and 15,272.16 is: 21,073.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,211.44 : 37,548.56 = 15,272.16 : x
  2. Step 2: Convert to fraction form
    27,211.44/37,548.56 = 15,272.16/x
  3. Step 3: Cross multiply
    27,211.44x = 37,548.56 × 15,272.16
  4. Step 4: Simplify right side
    27,211.44x = 573,447,616.09
  5. Step 5: Solve for x
    x = 573,447,616.09/27,211.44
  6. Step 6: Final answer
    x = 21,073.77

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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.