Home / 54,639.92-75,411.46-33,133.16

Finding the Fourth Proportional to 54,639.92, 75,411.46 and 33,133.16

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Solution

The fourth proportional to 54,639.92, 75,411.46 and 33,133.16 is: 45,728.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,639.92 : 75,411.46 = 33,133.16 : x
  2. Step 2: Convert to fraction form
    54,639.92/75,411.46 = 33,133.16/x
  3. Step 3: Cross multiply
    54,639.92x = 75,411.46 × 33,133.16
  4. Step 4: Simplify right side
    54,639.92x = 2,498,620,199.96
  5. Step 5: Solve for x
    x = 2,498,620,199.96/54,639.92
  6. Step 6: Final answer
    x = 45,728.84

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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.