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Finding the Fourth Proportional to 32,668.92, 45,083.06 and 19,922.08

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Solution

The fourth proportional to 32,668.92, 45,083.06 and 19,922.08 is: 27,492.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,668.92 : 45,083.06 = 19,922.08 : x
  2. Step 2: Convert to fraction form
    32,668.92/45,083.06 = 19,922.08/x
  3. Step 3: Cross multiply
    32,668.92x = 45,083.06 × 19,922.08
  4. Step 4: Simplify right side
    32,668.92x = 898,148,327.96
  5. Step 5: Solve for x
    x = 898,148,327.96/32,668.92
  6. Step 6: Final answer
    x = 27,492.44

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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.