Home / 16,938.77-23,379.39-11,273.76

Finding the Fourth Proportional to 16,938.77, 23,379.39 and 11,273.76

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Solution

The fourth proportional to 16,938.77, 23,379.39 and 11,273.76 is: 15,560.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,938.77 : 23,379.39 = 11,273.76 : x
  2. Step 2: Convert to fraction form
    16,938.77/23,379.39 = 11,273.76/x
  3. Step 3: Cross multiply
    16,938.77x = 23,379.39 × 11,273.76
  4. Step 4: Simplify right side
    16,938.77x = 263,573,631.81
  5. Step 5: Solve for x
    x = 263,573,631.81/16,938.77
  6. Step 6: Final answer
    x = 15,560.38

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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.