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Finding the Fourth Proportional to 63,813.14, 95,733.54 and 19,438.73

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Solution

The fourth proportional to 63,813.14, 95,733.54 and 19,438.73 is: 29,162.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,813.14 : 95,733.54 = 19,438.73 : x
  2. Step 2: Convert to fraction form
    63,813.14/95,733.54 = 19,438.73/x
  3. Step 3: Cross multiply
    63,813.14x = 95,733.54 × 19,438.73
  4. Step 4: Simplify right side
    63,813.14x = 1,860,937,957.34
  5. Step 5: Solve for x
    x = 1,860,937,957.34/63,813.14
  6. Step 6: Final answer
    x = 29,162.30

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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.