Home / 46,631.97-69,933.37-20,310.21

Finding the Fourth Proportional to 46,631.97, 69,933.37 and 20,310.21

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Solution

The fourth proportional to 46,631.97, 69,933.37 and 20,310.21 is: 30,458.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,631.97 : 69,933.37 = 20,310.21 : x
  2. Step 2: Convert to fraction form
    46,631.97/69,933.37 = 20,310.21/x
  3. Step 3: Cross multiply
    46,631.97x = 69,933.37 × 20,310.21
  4. Step 4: Simplify right side
    46,631.97x = 1,420,361,430.71
  5. Step 5: Solve for x
    x = 1,420,361,430.71/46,631.97
  6. Step 6: Final answer
    x = 30,458.96

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1.5x scale

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.