Home / 54,612.63-75,356.46-31,634.28

Finding the Fourth Proportional to 54,612.63, 75,356.46 and 31,634.28

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Solution

The fourth proportional to 54,612.63, 75,356.46 and 31,634.28 is: 43,650.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,612.63 : 75,356.46 = 31,634.28 : x
  2. Step 2: Convert to fraction form
    54,612.63/75,356.46 = 31,634.28/x
  3. Step 3: Cross multiply
    54,612.63x = 75,356.46 × 31,634.28
  4. Step 4: Simplify right side
    54,612.63x = 2,383,847,355.45
  5. Step 5: Solve for x
    x = 2,383,847,355.45/54,612.63
  6. Step 6: Final answer
    x = 43,650.11

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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.