Home / 27,213.96-37,555.24-15,277.32

Finding the Fourth Proportional to 27,213.96, 37,555.24 and 15,277.32

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Solution

The fourth proportional to 27,213.96, 37,555.24 and 15,277.32 is: 21,082.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,213.96 : 37,555.24 = 15,277.32 : x
  2. Step 2: Convert to fraction form
    27,213.96/37,555.24 = 15,277.32/x
  3. Step 3: Cross multiply
    27,213.96x = 37,555.24 × 15,277.32
  4. Step 4: Simplify right side
    27,213.96x = 573,743,419.16
  5. Step 5: Solve for x
    x = 573,743,419.16/27,213.96
  6. Step 6: Final answer
    x = 21,082.69

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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.