Home / 16,107.94-22,217.72-15,566.06

Finding the Fourth Proportional to 16,107.94, 22,217.72 and 15,566.06

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Solution

The fourth proportional to 16,107.94, 22,217.72 and 15,566.06 is: 21,470.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,107.94 : 22,217.72 = 15,566.06 : x
  2. Step 2: Convert to fraction form
    16,107.94/22,217.72 = 15,566.06/x
  3. Step 3: Cross multiply
    16,107.94x = 22,217.72 × 15,566.06
  4. Step 4: Simplify right side
    16,107.94x = 345,842,362.58
  5. Step 5: Solve for x
    x = 345,842,362.58/16,107.94
  6. Step 6: Final answer
    x = 21,470.30

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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.