Home / 27,110.41-37,412.56-15,786.51

Finding the Fourth Proportional to 27,110.41, 37,412.56 and 15,786.51

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Solution

The fourth proportional to 27,110.41, 37,412.56 and 15,786.51 is: 21,785.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,110.41 : 37,412.56 = 15,786.51 : x
  2. Step 2: Convert to fraction form
    27,110.41/37,412.56 = 15,786.51/x
  3. Step 3: Cross multiply
    27,110.41x = 37,412.56 × 15,786.51
  4. Step 4: Simplify right side
    27,110.41x = 590,613,798.05
  5. Step 5: Solve for x
    x = 590,613,798.05/27,110.41
  6. Step 6: Final answer
    x = 21,785.50

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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.