Home / 14,162.07-19,557.81-11,668.89

Finding the Fourth Proportional to 14,162.07, 19,557.81 and 11,668.89

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Solution

The fourth proportional to 14,162.07, 19,557.81 and 11,668.89 is: 16,114.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,162.07 : 19,557.81 = 11,668.89 : x
  2. Step 2: Convert to fraction form
    14,162.07/19,557.81 = 11,668.89/x
  3. Step 3: Cross multiply
    14,162.07x = 19,557.81 × 11,668.89
  4. Step 4: Simplify right side
    14,162.07x = 228,217,933.53
  5. Step 5: Solve for x
    x = 228,217,933.53/14,162.07
  6. Step 6: Final answer
    x = 16,114.73

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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.