Home / 26,731.30-40,096.10-12,701.42

Finding the Fourth Proportional to 26,731.30, 40,096.10 and 12,701.42

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Solution

The fourth proportional to 26,731.30, 40,096.10 and 12,701.42 is: 19,051.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,731.30 : 40,096.10 = 12,701.42 : x
  2. Step 2: Convert to fraction form
    26,731.30/40,096.10 = 12,701.42/x
  3. Step 3: Cross multiply
    26,731.30x = 40,096.10 × 12,701.42
  4. Step 4: Simplify right side
    26,731.30x = 509,277,406.46
  5. Step 5: Solve for x
    x = 509,277,406.46/26,731.30
  6. Step 6: Final answer
    x = 19,051.73

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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.