Home / 27,227.86-37,574.45-15,291.21

Finding the Fourth Proportional to 27,227.86, 37,574.45 and 15,291.21

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Solution

The fourth proportional to 27,227.86, 37,574.45 and 15,291.21 is: 21,101.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,227.86 : 37,574.45 = 15,291.21 : x
  2. Step 2: Convert to fraction form
    27,227.86/37,574.45 = 15,291.21/x
  3. Step 3: Cross multiply
    27,227.86x = 37,574.45 × 15,291.21
  4. Step 4: Simplify right side
    27,227.86x = 574,558,805.58
  5. Step 5: Solve for x
    x = 574,558,805.58/27,227.86
  6. Step 6: Final answer
    x = 21,101.87

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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.