Home / 64,622.64-96,933.99-20,252.85

Finding the Fourth Proportional to 64,622.64, 96,933.99 and 20,252.85

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Solution

The fourth proportional to 64,622.64, 96,933.99 and 20,252.85 is: 30,379.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,622.64 : 96,933.99 = 20,252.85 : x
  2. Step 2: Convert to fraction form
    64,622.64/96,933.99 = 20,252.85/x
  3. Step 3: Cross multiply
    64,622.64x = 96,933.99 × 20,252.85
  4. Step 4: Simplify right side
    64,622.64x = 1,963,189,074.70
  5. Step 5: Solve for x
    x = 1,963,189,074.70/64,622.64
  6. Step 6: Final answer
    x = 30,379.28

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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.