Home / 25,080.22-34,610.52-13,749.40

Finding the Fourth Proportional to 25,080.22, 34,610.52 and 13,749.40

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Solution

The fourth proportional to 25,080.22, 34,610.52 and 13,749.40 is: 18,974.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,080.22 : 34,610.52 = 13,749.40 : x
  2. Step 2: Convert to fraction form
    25,080.22/34,610.52 = 13,749.40/x
  3. Step 3: Cross multiply
    25,080.22x = 34,610.52 × 13,749.40
  4. Step 4: Simplify right side
    25,080.22x = 475,873,883.69
  5. Step 5: Solve for x
    x = 475,873,883.69/25,080.22
  6. Step 6: Final answer
    x = 18,974.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.