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Finding the Fourth Proportional to 32,668.89, 45,085.04 and 19,249.10

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Solution

The fourth proportional to 32,668.89, 45,085.04 and 19,249.10 is: 26,564.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,668.89 : 45,085.04 = 19,249.10 : x
  2. Step 2: Convert to fraction form
    32,668.89/45,085.04 = 19,249.10/x
  3. Step 3: Cross multiply
    32,668.89x = 45,085.04 × 19,249.10
  4. Step 4: Simplify right side
    32,668.89x = 867,846,121.79
  5. Step 5: Solve for x
    x = 867,846,121.79/32,668.89
  6. Step 6: Final answer
    x = 26,564.91

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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.