Home / 27,407.22-37,821.16-15,471.66

Finding the Fourth Proportional to 27,407.22, 37,821.16 and 15,471.66

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Solution

The fourth proportional to 27,407.22, 37,821.16 and 15,471.66 is: 21,350.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,407.22 : 37,821.16 = 15,471.66 : x
  2. Step 2: Convert to fraction form
    27,407.22/37,821.16 = 15,471.66/x
  3. Step 3: Cross multiply
    27,407.22x = 37,821.16 × 15,471.66
  4. Step 4: Simplify right side
    27,407.22x = 585,156,128.33
  5. Step 5: Solve for x
    x = 585,156,128.33/27,407.22
  6. Step 6: Final answer
    x = 21,350.44

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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.