Home / 63,783.12-95,695.18-19,418.46

Finding the Fourth Proportional to 63,783.12, 95,695.18 and 19,418.46

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Solution

The fourth proportional to 63,783.12, 95,695.18 and 19,418.46 is: 29,133.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,783.12 : 95,695.18 = 19,418.46 : x
  2. Step 2: Convert to fraction form
    63,783.12/95,695.18 = 19,418.46/x
  3. Step 3: Cross multiply
    63,783.12x = 95,695.18 × 19,418.46
  4. Step 4: Simplify right side
    63,783.12x = 1,858,253,025.02
  5. Step 5: Solve for x
    x = 1,858,253,025.02/63,783.12
  6. Step 6: Final answer
    x = 29,133.93

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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.