Home / 14,050.14-19,380.51-11,775.66

Finding the Fourth Proportional to 14,050.14, 19,380.51 and 11,775.66

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Solution

The fourth proportional to 14,050.14, 19,380.51 and 11,775.66 is: 16,243.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,050.14 : 19,380.51 = 11,775.66 : x
  2. Step 2: Convert to fraction form
    14,050.14/19,380.51 = 11,775.66/x
  3. Step 3: Cross multiply
    14,050.14x = 19,380.51 × 11,775.66
  4. Step 4: Simplify right side
    14,050.14x = 228,218,296.39
  5. Step 5: Solve for x
    x = 228,218,296.39/14,050.14
  6. Step 6: Final answer
    x = 16,243.13

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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.