Home / 28,092.70-42,114.31-11,466.71

Finding the Fourth Proportional to 28,092.70, 42,114.31 and 11,466.71

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Solution

The fourth proportional to 28,092.70, 42,114.31 and 11,466.71 is: 17,189.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,092.70 : 42,114.31 = 11,466.71 : x
  2. Step 2: Convert to fraction form
    28,092.70/42,114.31 = 11,466.71/x
  3. Step 3: Cross multiply
    28,092.70x = 42,114.31 × 11,466.71
  4. Step 4: Simplify right side
    28,092.70x = 482,912,340.38
  5. Step 5: Solve for x
    x = 482,912,340.38/28,092.70
  6. Step 6: Final answer
    x = 17,189.96

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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.