Home / 32,754.97-45,187.85-21,404.76

Finding the Fourth Proportional to 32,754.97, 45,187.85 and 21,404.76

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Solution

The fourth proportional to 32,754.97, 45,187.85 and 21,404.76 is: 29,529.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,754.97 : 45,187.85 = 21,404.76 : x
  2. Step 2: Convert to fraction form
    32,754.97/45,187.85 = 21,404.76/x
  3. Step 3: Cross multiply
    32,754.97x = 45,187.85 × 21,404.76
  4. Step 4: Simplify right side
    32,754.97x = 967,234,977.14
  5. Step 5: Solve for x
    x = 967,234,977.14/32,754.97
  6. Step 6: Final answer
    x = 29,529.42

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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.