Home / 55,685.02-83,519.43-16,231.54

Finding the Fourth Proportional to 55,685.02, 83,519.43 and 16,231.54

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Solution

The fourth proportional to 55,685.02, 83,519.43 and 16,231.54 is: 24,344.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,685.02 : 83,519.43 = 16,231.54 : x
  2. Step 2: Convert to fraction form
    55,685.02/83,519.43 = 16,231.54/x
  3. Step 3: Cross multiply
    55,685.02x = 83,519.43 × 16,231.54
  4. Step 4: Simplify right side
    55,685.02x = 1,355,648,968.82
  5. Step 5: Solve for x
    x = 1,355,648,968.82/55,685.02
  6. Step 6: Final answer
    x = 24,344.95

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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.