Home / 34,067.40-51,101.10-13,277.40

Finding the Fourth Proportional to 34,067.40, 51,101.10 and 13,277.40

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Solution

The fourth proportional to 34,067.40, 51,101.10 and 13,277.40 is: 19,916.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,067.40 : 51,101.10 = 13,277.40 : x
  2. Step 2: Convert to fraction form
    34,067.40/51,101.10 = 13,277.40/x
  3. Step 3: Cross multiply
    34,067.40x = 51,101.10 × 13,277.40
  4. Step 4: Simplify right side
    34,067.40x = 678,489,745.14
  5. Step 5: Solve for x
    x = 678,489,745.14/34,067.40
  6. Step 6: Final answer
    x = 19,916.10

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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.