Home / 53,092.26-79,555.75-19,803.38

Finding the Fourth Proportional to 53,092.26, 79,555.75 and 19,803.38

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Solution

The fourth proportional to 53,092.26, 79,555.75 and 19,803.38 is: 29,674.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,092.26 : 79,555.75 = 19,803.38 : x
  2. Step 2: Convert to fraction form
    53,092.26/79,555.75 = 19,803.38/x
  3. Step 3: Cross multiply
    53,092.26x = 79,555.75 × 19,803.38
  4. Step 4: Simplify right side
    53,092.26x = 1,575,472,301.15
  5. Step 5: Solve for x
    x = 1,575,472,301.15/53,092.26
  6. Step 6: Final answer
    x = 29,674.24

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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.