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Finding the Fourth Proportional to 33,668.96, 46,460.72 and 19,521.52

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Solution

The fourth proportional to 33,668.96, 46,460.72 and 19,521.52 is: 26,938.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,668.96 : 46,460.72 = 19,521.52 : x
  2. Step 2: Convert to fraction form
    33,668.96/46,460.72 = 19,521.52/x
  3. Step 3: Cross multiply
    33,668.96x = 46,460.72 × 19,521.52
  4. Step 4: Simplify right side
    33,668.96x = 906,983,874.69
  5. Step 5: Solve for x
    x = 906,983,874.69/33,668.96
  6. Step 6: Final answer
    x = 26,938.28

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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.