Home / 53,208.11-79,814.21-19,924.73

Finding the Fourth Proportional to 53,208.11, 79,814.21 and 19,924.73

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Solution

The fourth proportional to 53,208.11, 79,814.21 and 19,924.73 is: 29,887.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,208.11 : 79,814.21 = 19,924.73 : x
  2. Step 2: Convert to fraction form
    53,208.11/79,814.21 = 19,924.73/x
  3. Step 3: Cross multiply
    53,208.11x = 79,814.21 × 19,924.73
  4. Step 4: Simplify right side
    53,208.11x = 1,590,276,085.72
  5. Step 5: Solve for x
    x = 1,590,276,085.72/53,208.11
  6. Step 6: Final answer
    x = 29,887.85

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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.