Home / 27,071.16-37,358.34-15,747.36

Finding the Fourth Proportional to 27,071.16, 37,358.34 and 15,747.36

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Solution

The fourth proportional to 27,071.16, 37,358.34 and 15,747.36 is: 21,731.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,071.16 : 37,358.34 = 15,747.36 : x
  2. Step 2: Convert to fraction form
    27,071.16/37,358.34 = 15,747.36/x
  3. Step 3: Cross multiply
    27,071.16x = 37,358.34 × 15,747.36
  4. Step 4: Simplify right side
    27,071.16x = 588,295,228.98
  5. Step 5: Solve for x
    x = 588,295,228.98/27,071.16
  6. Step 6: Final answer
    x = 21,731.44

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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.