Home / 27,419.22-41,129.66-9,407.19

Finding the Fourth Proportional to 27,419.22, 41,129.66 and 9,407.19

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Solution

The fourth proportional to 27,419.22, 41,129.66 and 9,407.19 is: 14,111.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,419.22 : 41,129.66 = 9,407.19 : x
  2. Step 2: Convert to fraction form
    27,419.22/41,129.66 = 9,407.19/x
  3. Step 3: Cross multiply
    27,419.22x = 41,129.66 × 9,407.19
  4. Step 4: Simplify right side
    27,419.22x = 386,914,538.01
  5. Step 5: Solve for x
    x = 386,914,538.01/27,419.22
  6. Step 6: Final answer
    x = 14,111.07

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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.