Home / 13,844.02-20,766.35-4,959.96

Finding the Fourth Proportional to 13,844.02, 20,766.35 and 4,959.96

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Solution

The fourth proportional to 13,844.02, 20,766.35 and 4,959.96 is: 7,440.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,844.02 : 20,766.35 = 4,959.96 : x
  2. Step 2: Convert to fraction form
    13,844.02/20,766.35 = 4,959.96/x
  3. Step 3: Cross multiply
    13,844.02x = 20,766.35 × 4,959.96
  4. Step 4: Simplify right side
    13,844.02x = 103,000,265.35
  5. Step 5: Solve for x
    x = 103,000,265.35/13,844.02
  6. Step 6: Final answer
    x = 7,440.05

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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.