Home / 53,272.14-79,887.44-19,974.02

Finding the Fourth Proportional to 53,272.14, 79,887.44 and 19,974.02

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Solution

The fourth proportional to 53,272.14, 79,887.44 and 19,974.02 is: 29,953.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,272.14 : 79,887.44 = 19,974.02 : x
  2. Step 2: Convert to fraction form
    53,272.14/79,887.44 = 19,974.02/x
  3. Step 3: Cross multiply
    53,272.14x = 79,887.44 × 19,974.02
  4. Step 4: Simplify right side
    53,272.14x = 1,595,673,324.31
  5. Step 5: Solve for x
    x = 1,595,673,324.31/53,272.14
  6. Step 6: Final answer
    x = 29,953.24

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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.