Home / 26,335.86-39,497.90-7,611.72

Finding the Fourth Proportional to 26,335.86, 39,497.90 and 7,611.72

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Solution

The fourth proportional to 26,335.86, 39,497.90 and 7,611.72 is: 11,415.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,335.86 : 39,497.90 = 7,611.72 : x
  2. Step 2: Convert to fraction form
    26,335.86/39,497.90 = 7,611.72/x
  3. Step 3: Cross multiply
    26,335.86x = 39,497.90 × 7,611.72
  4. Step 4: Simplify right side
    26,335.86x = 300,647,055.61
  5. Step 5: Solve for x
    x = 300,647,055.61/26,335.86
  6. Step 6: Final answer
    x = 11,415.88

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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.