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Finding the Fourth Proportional to 32,797.16, 45,253.86 and 18,644.84

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Solution

The fourth proportional to 32,797.16, 45,253.86 and 18,644.84 is: 25,726.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,797.16 : 45,253.86 = 18,644.84 : x
  2. Step 2: Convert to fraction form
    32,797.16/45,253.86 = 18,644.84/x
  3. Step 3: Cross multiply
    32,797.16x = 45,253.86 × 18,644.84
  4. Step 4: Simplify right side
    32,797.16x = 843,750,979.08
  5. Step 5: Solve for x
    x = 843,750,979.08/32,797.16
  6. Step 6: Final answer
    x = 25,726.34

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1.5x scale

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.