Home / 36,046.13-49,740.23-20,938.37

Finding the Fourth Proportional to 36,046.13, 49,740.23 and 20,938.37

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Solution

The fourth proportional to 36,046.13, 49,740.23 and 20,938.37 is: 28,892.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,046.13 : 49,740.23 = 20,938.37 : x
  2. Step 2: Convert to fraction form
    36,046.13/49,740.23 = 20,938.37/x
  3. Step 3: Cross multiply
    36,046.13x = 49,740.23 × 20,938.37
  4. Step 4: Simplify right side
    36,046.13x = 1,041,479,516.32
  5. Step 5: Solve for x
    x = 1,041,479,516.32/36,046.13
  6. Step 6: Final answer
    x = 28,892.97

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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.