Home / 27,297.32-37,667.49-15,359.68

Finding the Fourth Proportional to 27,297.32, 37,667.49 and 15,359.68

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Solution

The fourth proportional to 27,297.32, 37,667.49 and 15,359.68 is: 21,194.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,297.32 : 37,667.49 = 15,359.68 : x
  2. Step 2: Convert to fraction form
    27,297.32/37,667.49 = 15,359.68/x
  3. Step 3: Cross multiply
    27,297.32x = 37,667.49 × 15,359.68
  4. Step 4: Simplify right side
    27,297.32x = 578,560,404.47
  5. Step 5: Solve for x
    x = 578,560,404.47/27,297.32
  6. Step 6: Final answer
    x = 21,194.77

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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.