Home / 26,616.72-39,893.19-11,808.93

Finding the Fourth Proportional to 26,616.72, 39,893.19 and 11,808.93

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Solution

The fourth proportional to 26,616.72, 39,893.19 and 11,808.93 is: 17,699.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,616.72 : 39,893.19 = 11,808.93 : x
  2. Step 2: Convert to fraction form
    26,616.72/39,893.19 = 11,808.93/x
  3. Step 3: Cross multiply
    26,616.72x = 39,893.19 × 11,808.93
  4. Step 4: Simplify right side
    26,616.72x = 471,095,888.19
  5. Step 5: Solve for x
    x = 471,095,888.19/26,616.72
  6. Step 6: Final answer
    x = 17,699.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.