Home / 16,069.92-22,170.27-9,354.48

Finding the Fourth Proportional to 16,069.92, 22,170.27 and 9,354.48

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Solution

The fourth proportional to 16,069.92, 22,170.27 and 9,354.48 is: 12,905.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,069.92 : 22,170.27 = 9,354.48 : x
  2. Step 2: Convert to fraction form
    16,069.92/22,170.27 = 9,354.48/x
  3. Step 3: Cross multiply
    16,069.92x = 22,170.27 × 9,354.48
  4. Step 4: Simplify right side
    16,069.92x = 207,391,347.31
  5. Step 5: Solve for x
    x = 207,391,347.31/16,069.92
  6. Step 6: Final answer
    x = 12,905.56

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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.