Home / 36,125.10-54,202.98-19,465.78

Finding the Fourth Proportional to 36,125.10, 54,202.98 and 19,465.78

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Solution

The fourth proportional to 36,125.10, 54,202.98 and 19,465.78 is: 29,206.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,125.10 : 54,202.98 = 19,465.78 : x
  2. Step 2: Convert to fraction form
    36,125.10/54,202.98 = 19,465.78/x
  3. Step 3: Cross multiply
    36,125.10x = 54,202.98 × 19,465.78
  4. Step 4: Simplify right side
    36,125.10x = 1,055,103,284.02
  5. Step 5: Solve for x
    x = 1,055,103,284.02/36,125.10
  6. Step 6: Final answer
    x = 29,206.93

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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.