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Finding the Fourth Proportional to 32,888.87, 45,387.14 and 18,741.41

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Solution

The fourth proportional to 32,888.87, 45,387.14 and 18,741.41 is: 25,863.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,888.87 : 45,387.14 = 18,741.41 : x
  2. Step 2: Convert to fraction form
    32,888.87/45,387.14 = 18,741.41/x
  3. Step 3: Cross multiply
    32,888.87x = 45,387.14 × 18,741.41
  4. Step 4: Simplify right side
    32,888.87x = 850,618,999.47
  5. Step 5: Solve for x
    x = 850,618,999.47/32,888.87
  6. Step 6: Final answer
    x = 25,863.43

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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.