Home / 27,052.49-37,331.73-15,115.91

Finding the Fourth Proportional to 27,052.49, 37,331.73 and 15,115.91

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Solution

The fourth proportional to 27,052.49, 37,331.73 and 15,115.91 is: 20,859.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,052.49 : 37,331.73 = 15,115.91 : x
  2. Step 2: Convert to fraction form
    27,052.49/37,331.73 = 15,115.91/x
  3. Step 3: Cross multiply
    27,052.49x = 37,331.73 × 15,115.91
  4. Step 4: Simplify right side
    27,052.49x = 564,302,884.17
  5. Step 5: Solve for x
    x = 564,302,884.17/27,052.49
  6. Step 6: Final answer
    x = 20,859.56

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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.