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Finding the Fourth Proportional to 32,695.32, 48,968.85 and 31,957.21

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Solution

The fourth proportional to 32,695.32, 48,968.85 and 31,957.21 is: 47,863.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,695.32 : 48,968.85 = 31,957.21 : x
  2. Step 2: Convert to fraction form
    32,695.32/48,968.85 = 31,957.21/x
  3. Step 3: Cross multiply
    32,695.32x = 48,968.85 × 31,957.21
  4. Step 4: Simplify right side
    32,695.32x = 1,564,907,822.91
  5. Step 5: Solve for x
    x = 1,564,907,822.91/32,695.32
  6. Step 6: Final answer
    x = 47,863.36

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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.