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Finding the Fourth Proportional to 33,808.56, 50,712.80 and 13,017.48

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Solution

The fourth proportional to 33,808.56, 50,712.80 and 13,017.48 is: 19,526.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,808.56 : 50,712.80 = 13,017.48 : x
  2. Step 2: Convert to fraction form
    33,808.56/50,712.80 = 13,017.48/x
  3. Step 3: Cross multiply
    33,808.56x = 50,712.80 × 13,017.48
  4. Step 4: Simplify right side
    33,808.56x = 660,152,859.74
  5. Step 5: Solve for x
    x = 660,152,859.74/33,808.56
  6. Step 6: Final answer
    x = 19,526.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.