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Finding the Fourth Proportional to 52,743.36, 72,809.60 and 33,648.80

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Solution

The fourth proportional to 52,743.36, 72,809.60 and 33,648.80 is: 46,450.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,743.36 : 72,809.60 = 33,648.80 : x
  2. Step 2: Convert to fraction form
    52,743.36/72,809.60 = 33,648.80/x
  3. Step 3: Cross multiply
    52,743.36x = 72,809.60 × 33,648.80
  4. Step 4: Simplify right side
    52,743.36x = 2,449,955,668.48
  5. Step 5: Solve for x
    x = 2,449,955,668.48/52,743.36
  6. Step 6: Final answer
    x = 46,450.50

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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.