Home / 49,867.29-74,815.01-20,306.34

Finding the Fourth Proportional to 49,867.29, 74,815.01 and 20,306.34

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Solution

The fourth proportional to 49,867.29, 74,815.01 and 20,306.34 is: 30,465.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,867.29 : 74,815.01 = 20,306.34 : x
  2. Step 2: Convert to fraction form
    49,867.29/74,815.01 = 20,306.34/x
  3. Step 3: Cross multiply
    49,867.29x = 74,815.01 × 20,306.34
  4. Step 4: Simplify right side
    49,867.29x = 1,519,219,004.78
  5. Step 5: Solve for x
    x = 1,519,219,004.78/49,867.29
  6. Step 6: Final answer
    x = 30,465.24

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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.