Home / 14,521.82-21,777.96-4,658.76

Finding the Fourth Proportional to 14,521.82, 21,777.96 and 4,658.76

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Solution

The fourth proportional to 14,521.82, 21,777.96 and 4,658.76 is: 6,986.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,521.82 : 21,777.96 = 4,658.76 : x
  2. Step 2: Convert to fraction form
    14,521.82/21,777.96 = 4,658.76/x
  3. Step 3: Cross multiply
    14,521.82x = 21,777.96 × 4,658.76
  4. Step 4: Simplify right side
    14,521.82x = 101,458,288.93
  5. Step 5: Solve for x
    x = 101,458,288.93/14,521.82
  6. Step 6: Final answer
    x = 6,986.61

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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.