Home / 36,010.10-49,688.96-20,091.45

Finding the Fourth Proportional to 36,010.10, 49,688.96 and 20,091.45

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Solution

The fourth proportional to 36,010.10, 49,688.96 and 20,091.45 is: 27,723.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,010.10 : 49,688.96 = 20,091.45 : x
  2. Step 2: Convert to fraction form
    36,010.10/49,688.96 = 20,091.45/x
  3. Step 3: Cross multiply
    36,010.10x = 49,688.96 × 20,091.45
  4. Step 4: Simplify right side
    36,010.10x = 998,323,154.93
  5. Step 5: Solve for x
    x = 998,323,154.93/36,010.10
  6. Step 6: Final answer
    x = 27,723.42

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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.