Home / 27,365.89-37,767.07-15,270.18

Finding the Fourth Proportional to 27,365.89, 37,767.07 and 15,270.18

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Solution

The fourth proportional to 27,365.89, 37,767.07 and 15,270.18 is: 21,074.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,365.89 : 37,767.07 = 15,270.18 : x
  2. Step 2: Convert to fraction form
    27,365.89/37,767.07 = 15,270.18/x
  3. Step 3: Cross multiply
    27,365.89x = 37,767.07 × 15,270.18
  4. Step 4: Simplify right side
    27,365.89x = 576,709,918.80
  5. Step 5: Solve for x
    x = 576,709,918.80/27,365.89
  6. Step 6: Final answer
    x = 21,074.04

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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.