Home / 36,865.58-55,298.40-9,163.58

Finding the Fourth Proportional to 36,865.58, 55,298.40 and 9,163.58

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Solution

The fourth proportional to 36,865.58, 55,298.40 and 9,163.58 is: 13,745.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,865.58 : 55,298.40 = 9,163.58 : x
  2. Step 2: Convert to fraction form
    36,865.58/55,298.40 = 9,163.58/x
  3. Step 3: Cross multiply
    36,865.58x = 55,298.40 × 9,163.58
  4. Step 4: Simplify right side
    36,865.58x = 506,731,035.78
  5. Step 5: Solve for x
    x = 506,731,035.78/36,865.58
  6. Step 6: Final answer
    x = 13,745.37

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1.5x scale

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.