Home / 16,867.17-25,292.65-7,975.09

Finding the Fourth Proportional to 16,867.17, 25,292.65 and 7,975.09

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Solution

The fourth proportional to 16,867.17, 25,292.65 and 7,975.09 is: 11,958.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,867.17 : 25,292.65 = 7,975.09 : x
  2. Step 2: Convert to fraction form
    16,867.17/25,292.65 = 7,975.09/x
  3. Step 3: Cross multiply
    16,867.17x = 25,292.65 × 7,975.09
  4. Step 4: Simplify right side
    16,867.17x = 201,711,160.09
  5. Step 5: Solve for x
    x = 201,711,160.09/16,867.17
  6. Step 6: Final answer
    x = 11,958.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.