Home / 28,932.46-43,398.21-9,210.73

Finding the Fourth Proportional to 28,932.46, 43,398.21 and 9,210.73

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Solution

The fourth proportional to 28,932.46, 43,398.21 and 9,210.73 is: 13,815.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,932.46 : 43,398.21 = 9,210.73 : x
  2. Step 2: Convert to fraction form
    28,932.46/43,398.21 = 9,210.73/x
  3. Step 3: Cross multiply
    28,932.46x = 43,398.21 × 9,210.73
  4. Step 4: Simplify right side
    28,932.46x = 399,729,194.79
  5. Step 5: Solve for x
    x = 399,729,194.79/28,932.46
  6. Step 6: Final answer
    x = 13,815.94

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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.