Home / 16,556.18-22,844.70-9,385.79

Finding the Fourth Proportional to 16,556.18, 22,844.70 and 9,385.79

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Solution

The fourth proportional to 16,556.18, 22,844.70 and 9,385.79 is: 12,950.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,556.18 : 22,844.70 = 9,385.79 : x
  2. Step 2: Convert to fraction form
    16,556.18/22,844.70 = 9,385.79/x
  3. Step 3: Cross multiply
    16,556.18x = 22,844.70 × 9,385.79
  4. Step 4: Simplify right side
    16,556.18x = 214,415,442.59
  5. Step 5: Solve for x
    x = 214,415,442.59/16,556.18
  6. Step 6: Final answer
    x = 12,950.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.