Home / 54,285.30-81,440.10-16,847.10

Finding the Fourth Proportional to 54,285.30, 81,440.10 and 16,847.10

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Solution

The fourth proportional to 54,285.30, 81,440.10 and 16,847.10 is: 25,274.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,285.30 : 81,440.10 = 16,847.10 : x
  2. Step 2: Convert to fraction form
    54,285.30/81,440.10 = 16,847.10/x
  3. Step 3: Cross multiply
    54,285.30x = 81,440.10 × 16,847.10
  4. Step 4: Simplify right side
    54,285.30x = 1,372,029,508.71
  5. Step 5: Solve for x
    x = 1,372,029,508.71/54,285.30
  6. Step 6: Final answer
    x = 25,274.42

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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.