Home / 17,778.15-26,658.27-5,927.72

Finding the Fourth Proportional to 17,778.15, 26,658.27 and 5,927.72

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Solution

The fourth proportional to 17,778.15, 26,658.27 and 5,927.72 is: 8,888.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,778.15 : 26,658.27 = 5,927.72 : x
  2. Step 2: Convert to fraction form
    17,778.15/26,658.27 = 5,927.72/x
  3. Step 3: Cross multiply
    17,778.15x = 26,658.27 × 5,927.72
  4. Step 4: Simplify right side
    17,778.15x = 158,022,760.24
  5. Step 5: Solve for x
    x = 158,022,760.24/17,778.15
  6. Step 6: Final answer
    x = 8,888.59

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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.