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Finding the Fourth Proportional to 32,485.28, 44,822.03 and 18,335.39

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Solution

The fourth proportional to 32,485.28, 44,822.03 and 18,335.39 is: 25,298.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,485.28 : 44,822.03 = 18,335.39 : x
  2. Step 2: Convert to fraction form
    32,485.28/44,822.03 = 18,335.39/x
  3. Step 3: Cross multiply
    32,485.28x = 44,822.03 × 18,335.39
  4. Step 4: Simplify right side
    32,485.28x = 821,829,084.85
  5. Step 5: Solve for x
    x = 821,829,084.85/32,485.28
  6. Step 6: Final answer
    x = 25,298.51

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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.