Home / 27,345.86-37,740.33-17,273.81

Finding the Fourth Proportional to 27,345.86, 37,740.33 and 17,273.81

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Solution

The fourth proportional to 27,345.86, 37,740.33 and 17,273.81 is: 23,839.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,345.86 : 37,740.33 = 17,273.81 : x
  2. Step 2: Convert to fraction form
    27,345.86/37,740.33 = 17,273.81/x
  3. Step 3: Cross multiply
    27,345.86x = 37,740.33 × 17,273.81
  4. Step 4: Simplify right side
    27,345.86x = 651,919,519.65
  5. Step 5: Solve for x
    x = 651,919,519.65/27,345.86
  6. Step 6: Final answer
    x = 23,839.79

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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.