Home / 27,067.32-37,352.90-15,130.40

Finding the Fourth Proportional to 27,067.32, 37,352.90 and 15,130.40

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Solution

The fourth proportional to 27,067.32, 37,352.90 and 15,130.40 is: 20,879.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,067.32 : 37,352.90 = 15,130.40 : x
  2. Step 2: Convert to fraction form
    27,067.32/37,352.90 = 15,130.40/x
  3. Step 3: Cross multiply
    27,067.32x = 37,352.90 × 15,130.40
  4. Step 4: Simplify right side
    27,067.32x = 565,164,055.74
  5. Step 5: Solve for x
    x = 565,164,055.74/27,067.32
  6. Step 6: Final answer
    x = 20,879.94

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