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Finding the Fourth Proportional to 63,293.94, 94,937.67 and 18,921.06

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Solution

The fourth proportional to 63,293.94, 94,937.67 and 18,921.06 is: 28,380.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,293.94 : 94,937.67 = 18,921.06 : x
  2. Step 2: Convert to fraction form
    63,293.94/94,937.67 = 18,921.06/x
  3. Step 3: Cross multiply
    63,293.94x = 94,937.67 × 18,921.06
  4. Step 4: Simplify right side
    63,293.94x = 1,796,321,350.33
  5. Step 5: Solve for x
    x = 1,796,321,350.33/63,293.94
  6. Step 6: Final answer
    x = 28,380.62

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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.