Home / 32,744.24-45,175.19-21,420.18

Finding the Fourth Proportional to 32,744.24, 45,175.19 and 21,420.18

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Solution

The fourth proportional to 32,744.24, 45,175.19 and 21,420.18 is: 29,552.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,744.24 : 45,175.19 = 21,420.18 : x
  2. Step 2: Convert to fraction form
    32,744.24/45,175.19 = 21,420.18/x
  3. Step 3: Cross multiply
    32,744.24x = 45,175.19 × 21,420.18
  4. Step 4: Simplify right side
    32,744.24x = 967,660,594.23
  5. Step 5: Solve for x
    x = 967,660,594.23/32,744.24
  6. Step 6: Final answer
    x = 29,552.09

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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.