Home / 28,817.73-43,238.12-10,351.17

Finding the Fourth Proportional to 28,817.73, 43,238.12 and 10,351.17

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Solution

The fourth proportional to 28,817.73, 43,238.12 and 10,351.17 is: 15,530.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,817.73 : 43,238.12 = 10,351.17 : x
  2. Step 2: Convert to fraction form
    28,817.73/43,238.12 = 10,351.17/x
  3. Step 3: Cross multiply
    28,817.73x = 43,238.12 × 10,351.17
  4. Step 4: Simplify right side
    28,817.73x = 447,565,078.84
  5. Step 5: Solve for x
    x = 447,565,078.84/28,817.73
  6. Step 6: Final answer
    x = 15,530.89

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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.