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Finding the Fourth Proportional to 63,477.64, 95,229.80 and 19,107.64

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Solution

The fourth proportional to 63,477.64, 95,229.80 and 19,107.64 is: 28,665.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,477.64 : 95,229.80 = 19,107.64 : x
  2. Step 2: Convert to fraction form
    63,477.64/95,229.80 = 19,107.64/x
  3. Step 3: Cross multiply
    63,477.64x = 95,229.80 × 19,107.64
  4. Step 4: Simplify right side
    63,477.64x = 1,819,616,735.67
  5. Step 5: Solve for x
    x = 1,819,616,735.67/63,477.64
  6. Step 6: Final answer
    x = 28,665.48

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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.