Home / 36,913.19-55,377.08-13,539.83

Finding the Fourth Proportional to 36,913.19, 55,377.08 and 13,539.83

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Solution

The fourth proportional to 36,913.19, 55,377.08 and 13,539.83 is: 20,312.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,913.19 : 55,377.08 = 13,539.83 : x
  2. Step 2: Convert to fraction form
    36,913.19/55,377.08 = 13,539.83/x
  3. Step 3: Cross multiply
    36,913.19x = 55,377.08 × 13,539.83
  4. Step 4: Simplify right side
    36,913.19x = 749,796,249.10
  5. Step 5: Solve for x
    x = 749,796,249.10/36,913.19
  6. Step 6: Final answer
    x = 20,312.42

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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.