Home / 32,941.97-45,463.50-21,620.60

Finding the Fourth Proportional to 32,941.97, 45,463.50 and 21,620.60

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Solution

The fourth proportional to 32,941.97, 45,463.50 and 21,620.60 is: 29,838.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,941.97 : 45,463.50 = 21,620.60 : x
  2. Step 2: Convert to fraction form
    32,941.97/45,463.50 = 21,620.60/x
  3. Step 3: Cross multiply
    32,941.97x = 45,463.50 × 21,620.60
  4. Step 4: Simplify right side
    32,941.97x = 982,948,148.10
  5. Step 5: Solve for x
    x = 982,948,148.10/32,941.97
  6. Step 6: Final answer
    x = 29,838.78

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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.