Home / 16,740.36-23,101.89-9,186.66

Finding the Fourth Proportional to 16,740.36, 23,101.89 and 9,186.66

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Solution

The fourth proportional to 16,740.36, 23,101.89 and 9,186.66 is: 12,677.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,740.36 : 23,101.89 = 9,186.66 : x
  2. Step 2: Convert to fraction form
    16,740.36/23,101.89 = 9,186.66/x
  3. Step 3: Cross multiply
    16,740.36x = 23,101.89 × 9,186.66
  4. Step 4: Simplify right side
    16,740.36x = 212,229,208.79
  5. Step 5: Solve for x
    x = 212,229,208.79/16,740.36
  6. Step 6: Final answer
    x = 12,677.70

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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.