Home / 27,112.08-40,668.12-7,393.55

Finding the Fourth Proportional to 27,112.08, 40,668.12 and 7,393.55

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Solution

The fourth proportional to 27,112.08, 40,668.12 and 7,393.55 is: 11,090.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,112.08 : 40,668.12 = 7,393.55 : x
  2. Step 2: Convert to fraction form
    27,112.08/40,668.12 = 7,393.55/x
  3. Step 3: Cross multiply
    27,112.08x = 40,668.12 × 7,393.55
  4. Step 4: Simplify right side
    27,112.08x = 300,681,575.29
  5. Step 5: Solve for x
    x = 300,681,575.29/27,112.08
  6. Step 6: Final answer
    x = 11,090.32

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Double scale
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Similar ratio
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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.