Home / 33,333.08-49,999.66-13,611.63

Finding the Fourth Proportional to 33,333.08, 49,999.66 and 13,611.63

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Solution

The fourth proportional to 33,333.08, 49,999.66 and 13,611.63 is: 20,417.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,333.08 : 49,999.66 = 13,611.63 : x
  2. Step 2: Convert to fraction form
    33,333.08/49,999.66 = 13,611.63/x
  3. Step 3: Cross multiply
    33,333.08x = 49,999.66 × 13,611.63
  4. Step 4: Simplify right side
    33,333.08x = 680,577,102.08
  5. Step 5: Solve for x
    x = 680,577,102.08/33,333.08
  6. Step 6: Final answer
    x = 20,417.47

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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.