Home / 55,074.84-82,610.80-15,631.95

Finding the Fourth Proportional to 55,074.84, 82,610.80 and 15,631.95

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Solution

The fourth proportional to 55,074.84, 82,610.80 and 15,631.95 is: 23,447.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,074.84 : 82,610.80 = 15,631.95 : x
  2. Step 2: Convert to fraction form
    55,074.84/82,610.80 = 15,631.95/x
  3. Step 3: Cross multiply
    55,074.84x = 82,610.80 × 15,631.95
  4. Step 4: Simplify right side
    55,074.84x = 1,291,367,816.90
  5. Step 5: Solve for x
    x = 1,291,367,816.90/55,074.84
  6. Step 6: Final answer
    x = 23,447.51

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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.