Home / 54,760.24-82,140.44-13,207.24

Finding the Fourth Proportional to 54,760.24, 82,140.44 and 13,207.24

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Solution

The fourth proportional to 54,760.24, 82,140.44 and 13,207.24 is: 19,810.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,760.24 : 82,140.44 = 13,207.24 : x
  2. Step 2: Convert to fraction form
    54,760.24/82,140.44 = 13,207.24/x
  3. Step 3: Cross multiply
    54,760.24x = 82,140.44 × 13,207.24
  4. Step 4: Simplify right side
    54,760.24x = 1,084,848,504.79
  5. Step 5: Solve for x
    x = 1,084,848,504.79/54,760.24
  6. Step 6: Final answer
    x = 19,810.88

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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.