Home / 29,261.70-43,892.55-16,820.10

Finding the Fourth Proportional to 29,261.70, 43,892.55 and 16,820.10

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Solution

The fourth proportional to 29,261.70, 43,892.55 and 16,820.10 is: 25,230.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,261.70 : 43,892.55 = 16,820.10 : x
  2. Step 2: Convert to fraction form
    29,261.70/43,892.55 = 16,820.10/x
  3. Step 3: Cross multiply
    29,261.70x = 43,892.55 × 16,820.10
  4. Step 4: Simplify right side
    29,261.70x = 738,277,080.26
  5. Step 5: Solve for x
    x = 738,277,080.26/29,261.70
  6. Step 6: Final answer
    x = 25,230.15

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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.