Home / 16,442.39-22,675.61-10,775.09

Finding the Fourth Proportional to 16,442.39, 22,675.61 and 10,775.09

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Solution

The fourth proportional to 16,442.39, 22,675.61 and 10,775.09 is: 14,859.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,442.39 : 22,675.61 = 10,775.09 : x
  2. Step 2: Convert to fraction form
    16,442.39/22,675.61 = 10,775.09/x
  3. Step 3: Cross multiply
    16,442.39x = 22,675.61 × 10,775.09
  4. Step 4: Simplify right side
    16,442.39x = 244,331,822.18
  5. Step 5: Solve for x
    x = 244,331,822.18/16,442.39
  6. Step 6: Final answer
    x = 14,859.87

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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.