Home / 54,857.61-82,286.42-13,304.25

Finding the Fourth Proportional to 54,857.61, 82,286.42 and 13,304.25

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Solution

The fourth proportional to 54,857.61, 82,286.42 and 13,304.25 is: 19,956.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,857.61 : 82,286.42 = 13,304.25 : x
  2. Step 2: Convert to fraction form
    54,857.61/82,286.42 = 13,304.25/x
  3. Step 3: Cross multiply
    54,857.61x = 82,286.42 × 13,304.25
  4. Step 4: Simplify right side
    54,857.61x = 1,094,759,036.76
  5. Step 5: Solve for x
    x = 1,094,759,036.76/54,857.61
  6. Step 6: Final answer
    x = 19,956.38

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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.