Home / 13,483.17-20,222.60-5,690.97

Finding the Fourth Proportional to 13,483.17, 20,222.60 and 5,690.97

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Solution

The fourth proportional to 13,483.17, 20,222.60 and 5,690.97 is: 8,535.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,483.17 : 20,222.60 = 5,690.97 : x
  2. Step 2: Convert to fraction form
    13,483.17/20,222.60 = 5,690.97/x
  3. Step 3: Cross multiply
    13,483.17x = 20,222.60 × 5,690.97
  4. Step 4: Simplify right side
    13,483.17x = 115,086,181.47
  5. Step 5: Solve for x
    x = 115,086,181.47/13,483.17
  6. Step 6: Final answer
    x = 8,535.54

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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.