Home / 33,117.27-45,701.62-18,779.82

Finding the Fourth Proportional to 33,117.27, 45,701.62 and 18,779.82

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Solution

The fourth proportional to 33,117.27, 45,701.62 and 18,779.82 is: 25,916.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,117.27 : 45,701.62 = 18,779.82 : x
  2. Step 2: Convert to fraction form
    33,117.27/45,701.62 = 18,779.82/x
  3. Step 3: Cross multiply
    33,117.27x = 45,701.62 × 18,779.82
  4. Step 4: Simplify right side
    33,117.27x = 858,268,197.31
  5. Step 5: Solve for x
    x = 858,268,197.31/33,117.27
  6. Step 6: Final answer
    x = 25,916.03

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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.