Home / 27,419.64-41,111.10-9,887.10

Finding the Fourth Proportional to 27,419.64, 41,111.10 and 9,887.10

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Solution

The fourth proportional to 27,419.64, 41,111.10 and 9,887.10 is: 14,824.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,419.64 : 41,111.10 = 9,887.10 : x
  2. Step 2: Convert to fraction form
    27,419.64/41,111.10 = 9,887.10/x
  3. Step 3: Cross multiply
    27,419.64x = 41,111.10 × 9,887.10
  4. Step 4: Simplify right side
    27,419.64x = 406,469,556.81
  5. Step 5: Solve for x
    x = 406,469,556.81/27,419.64
  6. Step 6: Final answer
    x = 14,824.03

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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.