Home / 13,358.85-20,036.51-5,961.60

Finding the Fourth Proportional to 13,358.85, 20,036.51 and 5,961.60

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Solution

The fourth proportional to 13,358.85, 20,036.51 and 5,961.60 is: 8,941.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,358.85 : 20,036.51 = 5,961.60 : x
  2. Step 2: Convert to fraction form
    13,358.85/20,036.51 = 5,961.60/x
  3. Step 3: Cross multiply
    13,358.85x = 20,036.51 × 5,961.60
  4. Step 4: Simplify right side
    13,358.85x = 119,449,658.02
  5. Step 5: Solve for x
    x = 119,449,658.02/13,358.85
  6. Step 6: Final answer
    x = 8,941.61

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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.