Home / 37,281.87-51,451.11-21,368.97

Finding the Fourth Proportional to 37,281.87, 51,451.11 and 21,368.97

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Solution

The fourth proportional to 37,281.87, 51,451.11 and 21,368.97 is: 29,490.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,281.87 : 51,451.11 = 21,368.97 : x
  2. Step 2: Convert to fraction form
    37,281.87/51,451.11 = 21,368.97/x
  3. Step 3: Cross multiply
    37,281.87x = 51,451.11 × 21,368.97
  4. Step 4: Simplify right side
    37,281.87x = 1,099,456,861.96
  5. Step 5: Solve for x
    x = 1,099,456,861.96/37,281.87
  6. Step 6: Final answer
    x = 29,490.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.