Home / 16,709.97-23,059.77-9,156.31

Finding the Fourth Proportional to 16,709.97, 23,059.77 and 9,156.31

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Solution

The fourth proportional to 16,709.97, 23,059.77 and 9,156.31 is: 12,635.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,709.97 : 23,059.77 = 9,156.31 : x
  2. Step 2: Convert to fraction form
    16,709.97/23,059.77 = 9,156.31/x
  3. Step 3: Cross multiply
    16,709.97x = 23,059.77 × 9,156.31
  4. Step 4: Simplify right side
    16,709.97x = 211,142,402.65
  5. Step 5: Solve for x
    x = 211,142,402.65/16,709.97
  6. Step 6: Final answer
    x = 12,635.71

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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.