Home / 11,723.80-16,186.39-10,462.69

Finding the Fourth Proportional to 11,723.80, 16,186.39 and 10,462.69

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Solution

The fourth proportional to 11,723.80, 16,186.39 and 10,462.69 is: 14,445.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,723.80 : 16,186.39 = 10,462.69 : x
  2. Step 2: Convert to fraction form
    11,723.80/16,186.39 = 10,462.69/x
  3. Step 3: Cross multiply
    11,723.80x = 16,186.39 × 10,462.69
  4. Step 4: Simplify right side
    11,723.80x = 169,353,180.79
  5. Step 5: Solve for x
    x = 169,353,180.79/11,723.80
  6. Step 6: Final answer
    x = 14,445.25

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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.