Home / 29,970.57-41,357.15-17,223.79

Finding the Fourth Proportional to 29,970.57, 41,357.15 and 17,223.79

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Solution

The fourth proportional to 29,970.57, 41,357.15 and 17,223.79 is: 23,767.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,970.57 : 41,357.15 = 17,223.79 : x
  2. Step 2: Convert to fraction form
    29,970.57/41,357.15 = 17,223.79/x
  3. Step 3: Cross multiply
    29,970.57x = 41,357.15 × 17,223.79
  4. Step 4: Simplify right side
    29,970.57x = 712,326,819.22
  5. Step 5: Solve for x
    x = 712,326,819.22/29,970.57
  6. Step 6: Final answer
    x = 23,767.54

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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.