Home / 26,729.01-40,111.20-14,257.98

Finding the Fourth Proportional to 26,729.01, 40,111.20 and 14,257.98

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Solution

The fourth proportional to 26,729.01, 40,111.20 and 14,257.98 is: 21,396.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,729.01 : 40,111.20 = 14,257.98 : x
  2. Step 2: Convert to fraction form
    26,729.01/40,111.20 = 14,257.98/x
  3. Step 3: Cross multiply
    26,729.01x = 40,111.20 × 14,257.98
  4. Step 4: Simplify right side
    26,729.01x = 571,904,687.38
  5. Step 5: Solve for x
    x = 571,904,687.38/26,729.01
  6. Step 6: Final answer
    x = 21,396.40

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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.