Home / 54,976.64-82,508.68-19,926.32

Finding the Fourth Proportional to 54,976.64, 82,508.68 and 19,926.32

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Solution

The fourth proportional to 54,976.64, 82,508.68 and 19,926.32 is: 29,905.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,976.64 : 82,508.68 = 19,926.32 : x
  2. Step 2: Convert to fraction form
    54,976.64/82,508.68 = 19,926.32/x
  3. Step 3: Cross multiply
    54,976.64x = 82,508.68 × 19,926.32
  4. Step 4: Simplify right side
    54,976.64x = 1,644,094,360.46
  5. Step 5: Solve for x
    x = 1,644,094,360.46/54,976.64
  6. Step 6: Final answer
    x = 29,905.33

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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.