Home / 27,331.56-37,716.84-15,394.68

Finding the Fourth Proportional to 27,331.56, 37,716.84 and 15,394.68

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Solution

The fourth proportional to 27,331.56, 37,716.84 and 15,394.68 is: 21,244.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,331.56 : 37,716.84 = 15,394.68 : x
  2. Step 2: Convert to fraction form
    27,331.56/37,716.84 = 15,394.68/x
  3. Step 3: Cross multiply
    27,331.56x = 37,716.84 × 15,394.68
  4. Step 4: Simplify right side
    27,331.56x = 580,638,682.41
  5. Step 5: Solve for x
    x = 580,638,682.41/27,331.56
  6. Step 6: Final answer
    x = 21,244.26

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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.