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Finding the Fourth Proportional to 32,771.82, 45,225.02 and 18,627.39

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Solution

The fourth proportional to 32,771.82, 45,225.02 and 18,627.39 is: 25,705.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,771.82 : 45,225.02 = 18,627.39 : x
  2. Step 2: Convert to fraction form
    32,771.82/45,225.02 = 18,627.39/x
  3. Step 3: Cross multiply
    32,771.82x = 45,225.02 × 18,627.39
  4. Step 4: Simplify right side
    32,771.82x = 842,423,992.16
  5. Step 5: Solve for x
    x = 842,423,992.16/32,771.82
  6. Step 6: Final answer
    x = 25,705.74

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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.