Home / 29,661.84-40,930.56-17,722.80

Finding the Fourth Proportional to 29,661.84, 40,930.56 and 17,722.80

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Solution

The fourth proportional to 29,661.84, 40,930.56 and 17,722.80 is: 24,455.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,661.84 : 40,930.56 = 17,722.80 : x
  2. Step 2: Convert to fraction form
    29,661.84/40,930.56 = 17,722.80/x
  3. Step 3: Cross multiply
    29,661.84x = 40,930.56 × 17,722.80
  4. Step 4: Simplify right side
    29,661.84x = 725,404,128.77
  5. Step 5: Solve for x
    x = 725,404,128.77/29,661.84
  6. Step 6: Final answer
    x = 24,455.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.