Home / 16,078.18-22,190.57-9,367.74

Finding the Fourth Proportional to 16,078.18, 22,190.57 and 9,367.74

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Solution

The fourth proportional to 16,078.18, 22,190.57 and 9,367.74 is: 12,929.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,078.18 : 22,190.57 = 9,367.74 : x
  2. Step 2: Convert to fraction form
    16,078.18/22,190.57 = 9,367.74/x
  3. Step 3: Cross multiply
    16,078.18x = 22,190.57 × 9,367.74
  4. Step 4: Simplify right side
    16,078.18x = 207,875,490.21
  5. Step 5: Solve for x
    x = 207,875,490.21/16,078.18
  6. Step 6: Final answer
    x = 12,929.04

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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.