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Finding the Fourth Proportional to 32,751.84, 45,194.82 and 18,606.84

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Solution

The fourth proportional to 32,751.84, 45,194.82 and 18,606.84 is: 25,675.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,751.84 : 45,194.82 = 18,606.84 : x
  2. Step 2: Convert to fraction form
    32,751.84/45,194.82 = 18,606.84/x
  3. Step 3: Cross multiply
    32,751.84x = 45,194.82 × 18,606.84
  4. Step 4: Simplify right side
    32,751.84x = 840,932,784.57
  5. Step 5: Solve for x
    x = 840,932,784.57/32,751.84
  6. Step 6: Final answer
    x = 25,675.89

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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.