Home / 49,417.40-74,135.32-17,399.72

Finding the Fourth Proportional to 49,417.40, 74,135.32 and 17,399.72

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Solution

The fourth proportional to 49,417.40, 74,135.32 and 17,399.72 is: 26,102.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,417.40 : 74,135.32 = 17,399.72 : x
  2. Step 2: Convert to fraction form
    49,417.40/74,135.32 = 17,399.72/x
  3. Step 3: Cross multiply
    49,417.40x = 74,135.32 × 17,399.72
  4. Step 4: Simplify right side
    49,417.40x = 1,289,933,810.11
  5. Step 5: Solve for x
    x = 1,289,933,810.11/49,417.40
  6. Step 6: Final answer
    x = 26,102.83

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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.