Home / 18,876.83-26,055.51-11,708.93

Finding the Fourth Proportional to 18,876.83, 26,055.51 and 11,708.93

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Solution

The fourth proportional to 18,876.83, 26,055.51 and 11,708.93 is: 16,161.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,876.83 : 26,055.51 = 11,708.93 : x
  2. Step 2: Convert to fraction form
    18,876.83/26,055.51 = 11,708.93/x
  3. Step 3: Cross multiply
    18,876.83x = 26,055.51 × 11,708.93
  4. Step 4: Simplify right side
    18,876.83x = 305,082,163.93
  5. Step 5: Solve for x
    x = 305,082,163.93/18,876.83
  6. Step 6: Final answer
    x = 16,161.73

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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.