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Finding the Fourth Proportional to 26,393.51, 39,583.35 and 9,758.30

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Solution

The fourth proportional to 26,393.51, 39,583.35 and 9,758.30 is: 14,634.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,393.51 : 39,583.35 = 9,758.30 : x
  2. Step 2: Convert to fraction form
    26,393.51/39,583.35 = 9,758.30/x
  3. Step 3: Cross multiply
    26,393.51x = 39,583.35 × 9,758.30
  4. Step 4: Simplify right side
    26,393.51x = 386,266,204.31
  5. Step 5: Solve for x
    x = 386,266,204.31/26,393.51
  6. Step 6: Final answer
    x = 14,634.89

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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.