Home / 53,051.24-79,597.74-21,879.08

Finding the Fourth Proportional to 53,051.24, 79,597.74 and 21,879.08

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Solution

The fourth proportional to 53,051.24, 79,597.74 and 21,879.08 is: 32,827.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,051.24 : 79,597.74 = 21,879.08 : x
  2. Step 2: Convert to fraction form
    53,051.24/79,597.74 = 21,879.08/x
  3. Step 3: Cross multiply
    53,051.24x = 79,597.74 × 21,879.08
  4. Step 4: Simplify right side
    53,051.24x = 1,741,525,321.28
  5. Step 5: Solve for x
    x = 1,741,525,321.28/53,051.24
  6. Step 6: Final answer
    x = 32,827.23

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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.