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Finding the Fourth Proportional to 35,668.53, 49,221.97 and 19,752.63

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Solution

The fourth proportional to 35,668.53, 49,221.97 and 19,752.63 is: 27,258.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,668.53 : 49,221.97 = 19,752.63 : x
  2. Step 2: Convert to fraction form
    35,668.53/49,221.97 = 19,752.63/x
  3. Step 3: Cross multiply
    35,668.53x = 49,221.97 × 19,752.63
  4. Step 4: Simplify right side
    35,668.53x = 972,263,514.85
  5. Step 5: Solve for x
    x = 972,263,514.85/35,668.53
  6. Step 6: Final answer
    x = 27,258.30

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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.