Home / 35,144.96-52,687.64-15,408.56

Finding the Fourth Proportional to 35,144.96, 52,687.64 and 15,408.56

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Solution

The fourth proportional to 35,144.96, 52,687.64 and 15,408.56 is: 23,099.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,144.96 : 52,687.64 = 15,408.56 : x
  2. Step 2: Convert to fraction form
    35,144.96/52,687.64 = 15,408.56/x
  3. Step 3: Cross multiply
    35,144.96x = 52,687.64 × 15,408.56
  4. Step 4: Simplify right side
    35,144.96x = 811,840,662.20
  5. Step 5: Solve for x
    x = 811,840,662.20/35,144.96
  6. Step 6: Final answer
    x = 23,099.77

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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.