Home / 37,696.88-52,031.04-21,791.24

Finding the Fourth Proportional to 37,696.88, 52,031.04 and 21,791.24

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Solution

The fourth proportional to 37,696.88, 52,031.04 and 21,791.24 is: 30,077.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,696.88 : 52,031.04 = 21,791.24 : x
  2. Step 2: Convert to fraction form
    37,696.88/52,031.04 = 21,791.24/x
  3. Step 3: Cross multiply
    37,696.88x = 52,031.04 × 21,791.24
  4. Step 4: Simplify right side
    37,696.88x = 1,133,820,880.09
  5. Step 5: Solve for x
    x = 1,133,820,880.09/37,696.88
  6. Step 6: Final answer
    x = 30,077.31

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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.