Home / 29,720.33-41,013.79-16,291.54

Finding the Fourth Proportional to 29,720.33, 41,013.79 and 16,291.54

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Solution

The fourth proportional to 29,720.33, 41,013.79 and 16,291.54 is: 22,482.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,720.33 : 41,013.79 = 16,291.54 : x
  2. Step 2: Convert to fraction form
    29,720.33/41,013.79 = 16,291.54/x
  3. Step 3: Cross multiply
    29,720.33x = 41,013.79 × 16,291.54
  4. Step 4: Simplify right side
    29,720.33x = 668,177,657.07
  5. Step 5: Solve for x
    x = 668,177,657.07/29,720.33
  6. Step 6: Final answer
    x = 22,482.18

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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.