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Finding the Fourth Proportional to 33,019.98, 49,529.80 and 8,060.16

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Solution

The fourth proportional to 33,019.98, 49,529.80 and 8,060.16 is: 12,090.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,019.98 : 49,529.80 = 8,060.16 : x
  2. Step 2: Convert to fraction form
    33,019.98/49,529.80 = 8,060.16/x
  3. Step 3: Cross multiply
    33,019.98x = 49,529.80 × 8,060.16
  4. Step 4: Simplify right side
    33,019.98x = 399,218,001.64
  5. Step 5: Solve for x
    x = 399,218,001.64/33,019.98
  6. Step 6: Final answer
    x = 12,090.20

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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.