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Finding the Fourth Proportional to 32,976.54, 49,484.88 and 18,954.18

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Solution

The fourth proportional to 32,976.54, 49,484.88 and 18,954.18 is: 28,442.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,976.54 : 49,484.88 = 18,954.18 : x
  2. Step 2: Convert to fraction form
    32,976.54/49,484.88 = 18,954.18/x
  3. Step 3: Cross multiply
    32,976.54x = 49,484.88 × 18,954.18
  4. Step 4: Simplify right side
    32,976.54x = 937,945,322.80
  5. Step 5: Solve for x
    x = 937,945,322.80/32,976.54
  6. Step 6: Final answer
    x = 28,442.81

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1.5x scale

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.