Home / 13,753.73-20,627.39-4,394.59

Finding the Fourth Proportional to 13,753.73, 20,627.39 and 4,394.59

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Solution

The fourth proportional to 13,753.73, 20,627.39 and 4,394.59 is: 6,590.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,753.73 : 20,627.39 = 4,394.59 : x
  2. Step 2: Convert to fraction form
    13,753.73/20,627.39 = 4,394.59/x
  3. Step 3: Cross multiply
    13,753.73x = 20,627.39 × 4,394.59
  4. Step 4: Simplify right side
    13,753.73x = 90,648,881.24
  5. Step 5: Solve for x
    x = 90,648,881.24/13,753.73
  6. Step 6: Final answer
    x = 6,590.86

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1.5x scale

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.