Home / 27,127.82-37,399.64-23,191.22

Finding the Fourth Proportional to 27,127.82, 37,399.64 and 23,191.22

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Solution

The fourth proportional to 27,127.82, 37,399.64 and 23,191.22 is: 31,972.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,127.82 : 37,399.64 = 23,191.22 : x
  2. Step 2: Convert to fraction form
    27,127.82/37,399.64 = 23,191.22/x
  3. Step 3: Cross multiply
    27,127.82x = 37,399.64 × 23,191.22
  4. Step 4: Simplify right side
    27,127.82x = 867,343,279.16
  5. Step 5: Solve for x
    x = 867,343,279.16/27,127.82
  6. Step 6: Final answer
    x = 31,972.47

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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.