Home / 23,420.46-35,135.82-6,781.17

Finding the Fourth Proportional to 23,420.46, 35,135.82 and 6,781.17

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Solution

The fourth proportional to 23,420.46, 35,135.82 and 6,781.17 is: 10,173.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,420.46 : 35,135.82 = 6,781.17 : x
  2. Step 2: Convert to fraction form
    23,420.46/35,135.82 = 6,781.17/x
  3. Step 3: Cross multiply
    23,420.46x = 35,135.82 × 6,781.17
  4. Step 4: Simplify right side
    23,420.46x = 238,261,968.51
  5. Step 5: Solve for x
    x = 238,261,968.51/23,420.46
  6. Step 6: Final answer
    x = 10,173.24

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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.