Home / 53,194.48-79,793.75-19,911.04

Finding the Fourth Proportional to 53,194.48, 79,793.75 and 19,911.04

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Solution

The fourth proportional to 53,194.48, 79,793.75 and 19,911.04 is: 29,867.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,194.48 : 79,793.75 = 19,911.04 : x
  2. Step 2: Convert to fraction form
    53,194.48/79,793.75 = 19,911.04/x
  3. Step 3: Cross multiply
    53,194.48x = 79,793.75 × 19,911.04
  4. Step 4: Simplify right side
    53,194.48x = 1,588,776,548
  5. Step 5: Solve for x
    x = 1,588,776,548/53,194.48
  6. Step 6: Final answer
    x = 29,867.32

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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.