Home / 37,721.28-52,040.16-22,791.36

Finding the Fourth Proportional to 37,721.28, 52,040.16 and 22,791.36

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Solution

The fourth proportional to 37,721.28, 52,040.16 and 22,791.36 is: 31,442.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,721.28 : 52,040.16 = 22,791.36 : x
  2. Step 2: Convert to fraction form
    37,721.28/52,040.16 = 22,791.36/x
  3. Step 3: Cross multiply
    37,721.28x = 52,040.16 × 22,791.36
  4. Step 4: Simplify right side
    37,721.28x = 1,186,066,021.02
  5. Step 5: Solve for x
    x = 1,186,066,021.02/37,721.28
  6. Step 6: Final answer
    x = 31,442.89

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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.