Home / 23,420.09-35,131.97-6,780.37

Finding the Fourth Proportional to 23,420.09, 35,131.97 and 6,780.37

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Solution

The fourth proportional to 23,420.09, 35,131.97 and 6,780.37 is: 10,171.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,420.09 : 35,131.97 = 6,780.37 : x
  2. Step 2: Convert to fraction form
    23,420.09/35,131.97 = 6,780.37/x
  3. Step 3: Cross multiply
    23,420.09x = 35,131.97 × 6,780.37
  4. Step 4: Simplify right side
    23,420.09x = 238,207,721.53
  5. Step 5: Solve for x
    x = 238,207,721.53/23,420.09
  6. Step 6: Final answer
    x = 10,171.08

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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.