Home / 26,648.98-39,966.50-7,923.96

Finding the Fourth Proportional to 26,648.98, 39,966.50 and 7,923.96

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Solution

The fourth proportional to 26,648.98, 39,966.50 and 7,923.96 is: 11,883.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,648.98 : 39,966.50 = 7,923.96 : x
  2. Step 2: Convert to fraction form
    26,648.98/39,966.50 = 7,923.96/x
  3. Step 3: Cross multiply
    26,648.98x = 39,966.50 × 7,923.96
  4. Step 4: Simplify right side
    26,648.98x = 316,692,967.15
  5. Step 5: Solve for x
    x = 316,692,967.15/26,648.98
  6. Step 6: Final answer
    x = 11,883.87

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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.