Home / 27,023.94-37,290.20-15,691.22

Finding the Fourth Proportional to 27,023.94, 37,290.20 and 15,691.22

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Solution

The fourth proportional to 27,023.94, 37,290.20 and 15,691.22 is: 21,652.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,023.94 : 37,290.20 = 15,691.22 : x
  2. Step 2: Convert to fraction form
    27,023.94/37,290.20 = 15,691.22/x
  3. Step 3: Cross multiply
    27,023.94x = 37,290.20 × 15,691.22
  4. Step 4: Simplify right side
    27,023.94x = 585,128,732.04
  5. Step 5: Solve for x
    x = 585,128,732.04/27,023.94
  6. Step 6: Final answer
    x = 21,652.24

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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.