Home / 33,309.14-49,988.24-15,778.91

Finding the Fourth Proportional to 33,309.14, 49,988.24 and 15,778.91

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Solution

The fourth proportional to 33,309.14, 49,988.24 and 15,778.91 is: 23,679.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,309.14 : 49,988.24 = 15,778.91 : x
  2. Step 2: Convert to fraction form
    33,309.14/49,988.24 = 15,778.91/x
  3. Step 3: Cross multiply
    33,309.14x = 49,988.24 × 15,778.91
  4. Step 4: Simplify right side
    33,309.14x = 788,759,611.18
  5. Step 5: Solve for x
    x = 788,759,611.18/33,309.14
  6. Step 6: Final answer
    x = 23,679.98

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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.