Home / 36,089.79-49,804.11-20,174.91

Finding the Fourth Proportional to 36,089.79, 49,804.11 and 20,174.91

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Solution

The fourth proportional to 36,089.79, 49,804.11 and 20,174.91 is: 27,841.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,089.79 : 49,804.11 = 20,174.91 : x
  2. Step 2: Convert to fraction form
    36,089.79/49,804.11 = 20,174.91/x
  3. Step 3: Cross multiply
    36,089.79x = 49,804.11 × 20,174.91
  4. Step 4: Simplify right side
    36,089.79x = 1,004,793,436.88
  5. Step 5: Solve for x
    x = 1,004,793,436.88/36,089.79
  6. Step 6: Final answer
    x = 27,841.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.