Home / 26,634.93-39,939.63-12,583.26

Finding the Fourth Proportional to 26,634.93, 39,939.63 and 12,583.26

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Solution

The fourth proportional to 26,634.93, 39,939.63 and 12,583.26 is: 18,868.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,634.93 : 39,939.63 = 12,583.26 : x
  2. Step 2: Convert to fraction form
    26,634.93/39,939.63 = 12,583.26/x
  3. Step 3: Cross multiply
    26,634.93x = 39,939.63 × 12,583.26
  4. Step 4: Simplify right side
    26,634.93x = 502,570,748.59
  5. Step 5: Solve for x
    x = 502,570,748.59/26,634.93
  6. Step 6: Final answer
    x = 18,868.86

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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.