Home / 26,157.24-39,234.42-15,343.98

Finding the Fourth Proportional to 26,157.24, 39,234.42 and 15,343.98

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Solution

The fourth proportional to 26,157.24, 39,234.42 and 15,343.98 is: 23,015.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,157.24 : 39,234.42 = 15,343.98 : x
  2. Step 2: Convert to fraction form
    26,157.24/39,234.42 = 15,343.98/x
  3. Step 3: Cross multiply
    26,157.24x = 39,234.42 × 15,343.98
  4. Step 4: Simplify right side
    26,157.24x = 602,012,155.79
  5. Step 5: Solve for x
    x = 602,012,155.79/26,157.24
  6. Step 6: Final answer
    x = 23,015.13

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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.