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Finding the Fourth Proportional to 32,143.92, 44,361.84 and 18,532.32

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Solution

The fourth proportional to 32,143.92, 44,361.84 and 18,532.32 is: 25,576.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,143.92 : 44,361.84 = 18,532.32 : x
  2. Step 2: Convert to fraction form
    32,143.92/44,361.84 = 18,532.32/x
  3. Step 3: Cross multiply
    32,143.92x = 44,361.84 × 18,532.32
  4. Step 4: Simplify right side
    32,143.92x = 822,127,814.67
  5. Step 5: Solve for x
    x = 822,127,814.67/32,143.92
  6. Step 6: Final answer
    x = 25,576.46

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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.