Home / 25,788.02-38,680.61-7,067.70

Finding the Fourth Proportional to 25,788.02, 38,680.61 and 7,067.70

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Solution

The fourth proportional to 25,788.02, 38,680.61 and 7,067.70 is: 10,601.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,788.02 : 38,680.61 = 7,067.70 : x
  2. Step 2: Convert to fraction form
    25,788.02/38,680.61 = 7,067.70/x
  3. Step 3: Cross multiply
    25,788.02x = 38,680.61 × 7,067.70
  4. Step 4: Simplify right side
    25,788.02x = 273,382,911.96
  5. Step 5: Solve for x
    x = 273,382,911.96/25,788.02
  6. Step 6: Final answer
    x = 10,601.16

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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.