Home / 16,135.15-22,262.57-9,416.95

Finding the Fourth Proportional to 16,135.15, 22,262.57 and 9,416.95

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Solution

The fourth proportional to 16,135.15, 22,262.57 and 9,416.95 is: 12,993.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,135.15 : 22,262.57 = 9,416.95 : x
  2. Step 2: Convert to fraction form
    16,135.15/22,262.57 = 9,416.95/x
  3. Step 3: Cross multiply
    16,135.15x = 22,262.57 × 9,416.95
  4. Step 4: Simplify right side
    16,135.15x = 209,645,420.79
  5. Step 5: Solve for x
    x = 209,645,420.79/16,135.15
  6. Step 6: Final answer
    x = 12,993.09

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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.