Home / 54,311.10-81,466.65-33,546.30

Finding the Fourth Proportional to 54,311.10, 81,466.65 and 33,546.30

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Solution

The fourth proportional to 54,311.10, 81,466.65 and 33,546.30 is: 50,319.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,311.10 : 81,466.65 = 33,546.30 : x
  2. Step 2: Convert to fraction form
    54,311.10/81,466.65 = 33,546.30/x
  3. Step 3: Cross multiply
    54,311.10x = 81,466.65 × 33,546.30
  4. Step 4: Simplify right side
    54,311.10x = 2,732,904,680.90
  5. Step 5: Solve for x
    x = 2,732,904,680.90/54,311.10
  6. Step 6: Final answer
    x = 50,319.45

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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.