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Finding the Fourth Proportional to 32,695.23, 44,977.83 and 28,643.81

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Solution

The fourth proportional to 32,695.23, 44,977.83 and 28,643.81 is: 39,404.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,695.23 : 44,977.83 = 28,643.81 : x
  2. Step 2: Convert to fraction form
    32,695.23/44,977.83 = 28,643.81/x
  3. Step 3: Cross multiply
    32,695.23x = 44,977.83 × 28,643.81
  4. Step 4: Simplify right side
    32,695.23x = 1,288,336,191.84
  5. Step 5: Solve for x
    x = 1,288,336,191.84/32,695.23
  6. Step 6: Final answer
    x = 39,404.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.