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Finding the Fourth Proportional to 32,357.44, 44,645.88 and 18,205.12

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Solution

The fourth proportional to 32,357.44, 44,645.88 and 18,205.12 is: 25,118.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,357.44 : 44,645.88 = 18,205.12 : x
  2. Step 2: Convert to fraction form
    32,357.44/44,645.88 = 18,205.12/x
  3. Step 3: Cross multiply
    32,357.44x = 44,645.88 × 18,205.12
  4. Step 4: Simplify right side
    32,357.44x = 812,783,602.91
  5. Step 5: Solve for x
    x = 812,783,602.91/32,357.44
  6. Step 6: Final answer
    x = 25,118.91

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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.