Home / 27,131.76-40,683.06-9,588.60

Finding the Fourth Proportional to 27,131.76, 40,683.06 and 9,588.60

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Solution

The fourth proportional to 27,131.76, 40,683.06 and 9,588.60 is: 14,377.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,131.76 : 40,683.06 = 9,588.60 : x
  2. Step 2: Convert to fraction form
    27,131.76/40,683.06 = 9,588.60/x
  3. Step 3: Cross multiply
    27,131.76x = 40,683.06 × 9,588.60
  4. Step 4: Simplify right side
    27,131.76x = 390,093,589.12
  5. Step 5: Solve for x
    x = 390,093,589.12/27,131.76
  6. Step 6: Final answer
    x = 14,377.75

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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.