Home / 33,137.64-49,706.40-23,320.80

Finding the Fourth Proportional to 33,137.64, 49,706.40 and 23,320.80

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Solution

The fourth proportional to 33,137.64, 49,706.40 and 23,320.80 is: 34,981.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,137.64 : 49,706.40 = 23,320.80 : x
  2. Step 2: Convert to fraction form
    33,137.64/49,706.40 = 23,320.80/x
  3. Step 3: Cross multiply
    33,137.64x = 49,706.40 × 23,320.80
  4. Step 4: Simplify right side
    33,137.64x = 1,159,193,013.12
  5. Step 5: Solve for x
    x = 1,159,193,013.12/33,137.64
  6. Step 6: Final answer
    x = 34,981.16

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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.