Home / 26,186.50-36,142.23-15,008.50

Finding the Fourth Proportional to 26,186.50, 36,142.23 and 15,008.50

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Solution

The fourth proportional to 26,186.50, 36,142.23 and 15,008.50 is: 20,714.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,186.50 : 36,142.23 = 15,008.50 : x
  2. Step 2: Convert to fraction form
    26,186.50/36,142.23 = 15,008.50/x
  3. Step 3: Cross multiply
    26,186.50x = 36,142.23 × 15,008.50
  4. Step 4: Simplify right side
    26,186.50x = 542,440,658.96
  5. Step 5: Solve for x
    x = 542,440,658.96/26,186.50
  6. Step 6: Final answer
    x = 20,714.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.