Home / 37,285.32-51,454.96-21,372.78

Finding the Fourth Proportional to 37,285.32, 51,454.96 and 21,372.78

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Solution

The fourth proportional to 37,285.32, 51,454.96 and 21,372.78 is: 29,495.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,285.32 : 51,454.96 = 21,372.78 : x
  2. Step 2: Convert to fraction form
    37,285.32/51,454.96 = 21,372.78/x
  3. Step 3: Cross multiply
    37,285.32x = 51,454.96 × 21,372.78
  4. Step 4: Simplify right side
    37,285.32x = 1,099,735,539.99
  5. Step 5: Solve for x
    x = 1,099,735,539.99/37,285.32
  6. Step 6: Final answer
    x = 29,495.13

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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.