Home / 57,703.10-86,593.44-20,263.46

Finding the Fourth Proportional to 57,703.10, 86,593.44 and 20,263.46

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Solution

The fourth proportional to 57,703.10, 86,593.44 and 20,263.46 is: 30,408.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,703.10 : 86,593.44 = 20,263.46 : x
  2. Step 2: Convert to fraction form
    57,703.10/86,593.44 = 20,263.46/x
  3. Step 3: Cross multiply
    57,703.10x = 86,593.44 × 20,263.46
  4. Step 4: Simplify right side
    57,703.10x = 1,754,682,707.70
  5. Step 5: Solve for x
    x = 1,754,682,707.70/57,703.10
  6. Step 6: Final answer
    x = 30,408.81

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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.