Home / 33,660.16-50,490.24-10,286.40

Finding the Fourth Proportional to 33,660.16, 50,490.24 and 10,286.40

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Solution

The fourth proportional to 33,660.16, 50,490.24 and 10,286.40 is: 15,429.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,660.16 : 50,490.24 = 10,286.40 : x
  2. Step 2: Convert to fraction form
    33,660.16/50,490.24 = 10,286.40/x
  3. Step 3: Cross multiply
    33,660.16x = 50,490.24 × 10,286.40
  4. Step 4: Simplify right side
    33,660.16x = 519,362,804.74
  5. Step 5: Solve for x
    x = 519,362,804.74/33,660.16
  6. Step 6: Final answer
    x = 15,429.60

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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.