Home / 33,051.24-49,492.20-18,243.72

Finding the Fourth Proportional to 33,051.24, 49,492.20 and 18,243.72

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Solution

The fourth proportional to 33,051.24, 49,492.20 and 18,243.72 is: 27,318.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,051.24 : 49,492.20 = 18,243.72 : x
  2. Step 2: Convert to fraction form
    33,051.24/49,492.20 = 18,243.72/x
  3. Step 3: Cross multiply
    33,051.24x = 49,492.20 × 18,243.72
  4. Step 4: Simplify right side
    33,051.24x = 902,921,838.98
  5. Step 5: Solve for x
    x = 902,921,838.98/33,051.24
  6. Step 6: Final answer
    x = 27,318.85

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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.