Home / 36,101.64-49,800.27-20,992.65

Finding the Fourth Proportional to 36,101.64, 49,800.27 and 20,992.65

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Solution

The fourth proportional to 36,101.64, 49,800.27 and 20,992.65 is: 28,958.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,101.64 : 49,800.27 = 20,992.65 : x
  2. Step 2: Convert to fraction form
    36,101.64/49,800.27 = 20,992.65/x
  3. Step 3: Cross multiply
    36,101.64x = 49,800.27 × 20,992.65
  4. Step 4: Simplify right side
    36,101.64x = 1,045,439,638.02
  5. Step 5: Solve for x
    x = 1,045,439,638.02/36,101.64
  6. Step 6: Final answer
    x = 28,958.23

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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.