Home / 32,998.98-45,534.51-21,069.30

Finding the Fourth Proportional to 32,998.98, 45,534.51 and 21,069.30

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Solution

The fourth proportional to 32,998.98, 45,534.51 and 21,069.30 is: 29,073.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,998.98 : 45,534.51 = 21,069.30 : x
  2. Step 2: Convert to fraction form
    32,998.98/45,534.51 = 21,069.30/x
  3. Step 3: Cross multiply
    32,998.98x = 45,534.51 × 21,069.30
  4. Step 4: Simplify right side
    32,998.98x = 959,380,251.54
  5. Step 5: Solve for x
    x = 959,380,251.54/32,998.98
  6. Step 6: Final answer
    x = 29,073.03

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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.