Home / 28,756.46-43,134.96-9,034.58

Finding the Fourth Proportional to 28,756.46, 43,134.96 and 9,034.58

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Solution

The fourth proportional to 28,756.46, 43,134.96 and 9,034.58 is: 13,551.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,756.46 : 43,134.96 = 9,034.58 : x
  2. Step 2: Convert to fraction form
    28,756.46/43,134.96 = 9,034.58/x
  3. Step 3: Cross multiply
    28,756.46x = 43,134.96 × 9,034.58
  4. Step 4: Simplify right side
    28,756.46x = 389,706,246.92
  5. Step 5: Solve for x
    x = 389,706,246.92/28,756.46
  6. Step 6: Final answer
    x = 13,551.95

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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.