Home / 29,536.20-40,756.14-16,787.70

Finding the Fourth Proportional to 29,536.20, 40,756.14 and 16,787.70

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Solution

The fourth proportional to 29,536.20, 40,756.14 and 16,787.70 is: 23,164.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,536.20 : 40,756.14 = 16,787.70 : x
  2. Step 2: Convert to fraction form
    29,536.20/40,756.14 = 16,787.70/x
  3. Step 3: Cross multiply
    29,536.20x = 40,756.14 × 16,787.70
  4. Step 4: Simplify right side
    29,536.20x = 684,201,851.48
  5. Step 5: Solve for x
    x = 684,201,851.48/29,536.20
  6. Step 6: Final answer
    x = 23,164.86

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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.