Home / 13,398.35-20,098.53-4,513.73

Finding the Fourth Proportional to 13,398.35, 20,098.53 and 4,513.73

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Solution

The fourth proportional to 13,398.35, 20,098.53 and 4,513.73 is: 6,770.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,398.35 : 20,098.53 = 4,513.73 : x
  2. Step 2: Convert to fraction form
    13,398.35/20,098.53 = 4,513.73/x
  3. Step 3: Cross multiply
    13,398.35x = 20,098.53 × 4,513.73
  4. Step 4: Simplify right side
    13,398.35x = 90,719,337.82
  5. Step 5: Solve for x
    x = 90,719,337.82/13,398.35
  6. Step 6: Final answer
    x = 6,770.93

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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.