Home / 46,634.91-69,937.78-20,313.15

Finding the Fourth Proportional to 46,634.91, 69,937.78 and 20,313.15

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Solution

The fourth proportional to 46,634.91, 69,937.78 and 20,313.15 is: 30,463.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,634.91 : 69,937.78 = 20,313.15 : x
  2. Step 2: Convert to fraction form
    46,634.91/69,937.78 = 20,313.15/x
  3. Step 3: Cross multiply
    46,634.91x = 69,937.78 × 20,313.15
  4. Step 4: Simplify right side
    46,634.91x = 1,420,656,615.81
  5. Step 5: Solve for x
    x = 1,420,656,615.81/46,634.91
  6. Step 6: Final answer
    x = 30,463.37

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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.