Home / 54,837.36-82,255.32-13,284.72

Finding the Fourth Proportional to 54,837.36, 82,255.32 and 13,284.72

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Solution

The fourth proportional to 54,837.36, 82,255.32 and 13,284.72 is: 19,926.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,837.36 : 82,255.32 = 13,284.72 : x
  2. Step 2: Convert to fraction form
    54,837.36/82,255.32 = 13,284.72/x
  3. Step 3: Cross multiply
    54,837.36x = 82,255.32 × 13,284.72
  4. Step 4: Simplify right side
    54,837.36x = 1,092,738,894.71
  5. Step 5: Solve for x
    x = 1,092,738,894.71/54,837.36
  6. Step 6: Final answer
    x = 19,926.91

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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.