Home / 16,186.98-22,338.45-9,113.66

Finding the Fourth Proportional to 16,186.98, 22,338.45 and 9,113.66

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Solution

The fourth proportional to 16,186.98, 22,338.45 and 9,113.66 is: 12,577.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,186.98 : 22,338.45 = 9,113.66 : x
  2. Step 2: Convert to fraction form
    16,186.98/22,338.45 = 9,113.66/x
  3. Step 3: Cross multiply
    16,186.98x = 22,338.45 × 9,113.66
  4. Step 4: Simplify right side
    16,186.98x = 203,584,926.53
  5. Step 5: Solve for x
    x = 203,584,926.53/16,186.98
  6. Step 6: Final answer
    x = 12,577.08

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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.