Home / 40,898.58-61,321.59-17,221.56

Finding the Fourth Proportional to 40,898.58, 61,321.59 and 17,221.56

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Solution

The fourth proportional to 40,898.58, 61,321.59 and 17,221.56 is: 25,821.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,898.58 : 61,321.59 = 17,221.56 : x
  2. Step 2: Convert to fraction form
    40,898.58/61,321.59 = 17,221.56/x
  3. Step 3: Cross multiply
    40,898.58x = 61,321.59 × 17,221.56
  4. Step 4: Simplify right side
    40,898.58x = 1,056,053,441.48
  5. Step 5: Solve for x
    x = 1,056,053,441.48/40,898.58
  6. Step 6: Final answer
    x = 25,821.27

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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.