Home / 64,289.72-96,431.70-17,542.44

Finding the Fourth Proportional to 64,289.72, 96,431.70 and 17,542.44

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Solution

The fourth proportional to 64,289.72, 96,431.70 and 17,542.44 is: 26,312.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,289.72 : 96,431.70 = 17,542.44 : x
  2. Step 2: Convert to fraction form
    64,289.72/96,431.70 = 17,542.44/x
  3. Step 3: Cross multiply
    64,289.72x = 96,431.70 × 17,542.44
  4. Step 4: Simplify right side
    64,289.72x = 1,691,647,311.35
  5. Step 5: Solve for x
    x = 1,691,647,311.35/64,289.72
  6. Step 6: Final answer
    x = 26,312.87

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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.