Home / 15,942.45-22,006.07-9,654.82

Finding the Fourth Proportional to 15,942.45, 22,006.07 and 9,654.82

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Solution

The fourth proportional to 15,942.45, 22,006.07 and 9,654.82 is: 13,326.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,942.45 : 22,006.07 = 9,654.82 : x
  2. Step 2: Convert to fraction form
    15,942.45/22,006.07 = 9,654.82/x
  3. Step 3: Cross multiply
    15,942.45x = 22,006.07 × 9,654.82
  4. Step 4: Simplify right side
    15,942.45x = 212,464,644.76
  5. Step 5: Solve for x
    x = 212,464,644.76/15,942.45
  6. Step 6: Final answer
    x = 13,326.98

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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.