Home / 27,067.12-37,352.51-15,130.44

Finding the Fourth Proportional to 27,067.12, 37,352.51 and 15,130.44

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Solution

The fourth proportional to 27,067.12, 37,352.51 and 15,130.44 is: 20,879.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,067.12 : 37,352.51 = 15,130.44 : x
  2. Step 2: Convert to fraction form
    27,067.12/37,352.51 = 15,130.44/x
  3. Step 3: Cross multiply
    27,067.12x = 37,352.51 × 15,130.44
  4. Step 4: Simplify right side
    27,067.12x = 565,159,911.40
  5. Step 5: Solve for x
    x = 565,159,911.40/27,067.12
  6. Step 6: Final answer
    x = 20,879.94

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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.