Home / 16,073.69-22,180.75-8,903.57

Finding the Fourth Proportional to 16,073.69, 22,180.75 and 8,903.57

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Solution

The fourth proportional to 16,073.69, 22,180.75 and 8,903.57 is: 12,286.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,073.69 : 22,180.75 = 8,903.57 : x
  2. Step 2: Convert to fraction form
    16,073.69/22,180.75 = 8,903.57/x
  3. Step 3: Cross multiply
    16,073.69x = 22,180.75 × 8,903.57
  4. Step 4: Simplify right side
    16,073.69x = 197,487,727.11
  5. Step 5: Solve for x
    x = 197,487,727.11/16,073.69
  6. Step 6: Final answer
    x = 12,286.40

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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.