Home / 13,564.03-20,333.89-5,768.59

Finding the Fourth Proportional to 13,564.03, 20,333.89 and 5,768.59

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Solution

The fourth proportional to 13,564.03, 20,333.89 and 5,768.59 is: 8,647.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,564.03 : 20,333.89 = 5,768.59 : x
  2. Step 2: Convert to fraction form
    13,564.03/20,333.89 = 5,768.59/x
  3. Step 3: Cross multiply
    13,564.03x = 20,333.89 × 5,768.59
  4. Step 4: Simplify right side
    13,564.03x = 117,297,874.52
  5. Step 5: Solve for x
    x = 117,297,874.52/13,564.03
  6. Step 6: Final answer
    x = 8,647.72

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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.