Home / 25,739.64-38,611.80-9,097.92

Finding the Fourth Proportional to 25,739.64, 38,611.80 and 9,097.92

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Solution

The fourth proportional to 25,739.64, 38,611.80 and 9,097.92 is: 13,647.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,739.64 : 38,611.80 = 9,097.92 : x
  2. Step 2: Convert to fraction form
    25,739.64/38,611.80 = 9,097.92/x
  3. Step 3: Cross multiply
    25,739.64x = 38,611.80 × 9,097.92
  4. Step 4: Simplify right side
    25,739.64x = 351,287,067.46
  5. Step 5: Solve for x
    x = 351,287,067.46/25,739.64
  6. Step 6: Final answer
    x = 13,647.71

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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.