Home / 54,285.78-81,481.23-26,225.58

Finding the Fourth Proportional to 54,285.78, 81,481.23 and 26,225.58

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Solution

The fourth proportional to 54,285.78, 81,481.23 and 26,225.58 is: 39,363.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,285.78 : 81,481.23 = 26,225.58 : x
  2. Step 2: Convert to fraction form
    54,285.78/81,481.23 = 26,225.58/x
  3. Step 3: Cross multiply
    54,285.78x = 81,481.23 × 26,225.58
  4. Step 4: Simplify right side
    54,285.78x = 2,136,892,515.86
  5. Step 5: Solve for x
    x = 2,136,892,515.86/54,285.78
  6. Step 6: Final answer
    x = 39,363.76

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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.