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Finding the Fourth Proportional to 32,469.92, 44,808.48 and 18,322.72

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Solution

The fourth proportional to 32,469.92, 44,808.48 and 18,322.72 is: 25,285.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,469.92 : 44,808.48 = 18,322.72 : x
  2. Step 2: Convert to fraction form
    32,469.92/44,808.48 = 18,322.72/x
  3. Step 3: Cross multiply
    32,469.92x = 44,808.48 × 18,322.72
  4. Step 4: Simplify right side
    32,469.92x = 821,013,232.67
  5. Step 5: Solve for x
    x = 821,013,232.67/32,469.92
  6. Step 6: Final answer
    x = 25,285.35

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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.