Home / 53,287.68-79,941.24-22,125.36

Finding the Fourth Proportional to 53,287.68, 79,941.24 and 22,125.36

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Solution

The fourth proportional to 53,287.68, 79,941.24 and 22,125.36 is: 33,192.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,287.68 : 79,941.24 = 22,125.36 : x
  2. Step 2: Convert to fraction form
    53,287.68/79,941.24 = 22,125.36/x
  3. Step 3: Cross multiply
    53,287.68x = 79,941.24 × 22,125.36
  4. Step 4: Simplify right side
    53,287.68x = 1,768,728,713.85
  5. Step 5: Solve for x
    x = 1,768,728,713.85/53,287.68
  6. Step 6: Final answer
    x = 33,192.08

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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.