Home / 27,221.50-40,837.51-9,452.80

Finding the Fourth Proportional to 27,221.50, 40,837.51 and 9,452.80

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Solution

The fourth proportional to 27,221.50, 40,837.51 and 9,452.80 is: 14,181.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,221.50 : 40,837.51 = 9,452.80 : x
  2. Step 2: Convert to fraction form
    27,221.50/40,837.51 = 9,452.80/x
  3. Step 3: Cross multiply
    27,221.50x = 40,837.51 × 9,452.80
  4. Step 4: Simplify right side
    27,221.50x = 386,028,814.53
  5. Step 5: Solve for x
    x = 386,028,814.53/27,221.50
  6. Step 6: Final answer
    x = 14,181.03

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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.