Home / 16,208.10-22,366.80-9,134.64

Finding the Fourth Proportional to 16,208.10, 22,366.80 and 9,134.64

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Solution

The fourth proportional to 16,208.10, 22,366.80 and 9,134.64 is: 12,605.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,208.10 : 22,366.80 = 9,134.64 : x
  2. Step 2: Convert to fraction form
    16,208.10/22,366.80 = 9,134.64/x
  3. Step 3: Cross multiply
    16,208.10x = 22,366.80 × 9,134.64
  4. Step 4: Simplify right side
    16,208.10x = 204,312,665.95
  5. Step 5: Solve for x
    x = 204,312,665.95/16,208.10
  6. Step 6: Final answer
    x = 12,605.59

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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.