Home / 55,884.22-83,825.58-13,764.80

Finding the Fourth Proportional to 55,884.22, 83,825.58 and 13,764.80

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Solution

The fourth proportional to 55,884.22, 83,825.58 and 13,764.80 is: 20,647.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,884.22 : 83,825.58 = 13,764.80 : x
  2. Step 2: Convert to fraction form
    55,884.22/83,825.58 = 13,764.80/x
  3. Step 3: Cross multiply
    55,884.22x = 83,825.58 × 13,764.80
  4. Step 4: Simplify right side
    55,884.22x = 1,153,842,343.58
  5. Step 5: Solve for x
    x = 1,153,842,343.58/55,884.22
  6. Step 6: Final answer
    x = 20,647.02

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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.