Home / 55,668.07-76,825.10-33,020.47

Finding the Fourth Proportional to 55,668.07, 76,825.10 and 33,020.47

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Solution

The fourth proportional to 55,668.07, 76,825.10 and 33,020.47 is: 45,570.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,668.07 : 76,825.10 = 33,020.47 : x
  2. Step 2: Convert to fraction form
    55,668.07/76,825.10 = 33,020.47/x
  3. Step 3: Cross multiply
    55,668.07x = 76,825.10 × 33,020.47
  4. Step 4: Simplify right side
    55,668.07x = 2,536,800,909.80
  5. Step 5: Solve for x
    x = 2,536,800,909.80/55,668.07
  6. Step 6: Final answer
    x = 45,570.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.