Home / 27,458.94-41,189.91-8,740.47

Finding the Fourth Proportional to 27,458.94, 41,189.91 and 8,740.47

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Solution

The fourth proportional to 27,458.94, 41,189.91 and 8,740.47 is: 13,111.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,458.94 : 41,189.91 = 8,740.47 : x
  2. Step 2: Convert to fraction form
    27,458.94/41,189.91 = 8,740.47/x
  3. Step 3: Cross multiply
    27,458.94x = 41,189.91 × 8,740.47
  4. Step 4: Simplify right side
    27,458.94x = 360,019,172.66
  5. Step 5: Solve for x
    x = 360,019,172.66/27,458.94
  6. Step 6: Final answer
    x = 13,111.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.