Home / 29,531.21-40,756.52-16,786.31

Finding the Fourth Proportional to 29,531.21, 40,756.52 and 16,786.31

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Solution

The fourth proportional to 29,531.21, 40,756.52 and 16,786.31 is: 23,167.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,531.21 : 40,756.52 = 16,786.31 : x
  2. Step 2: Convert to fraction form
    29,531.21/40,756.52 = 16,786.31/x
  3. Step 3: Cross multiply
    29,531.21x = 40,756.52 × 16,786.31
  4. Step 4: Simplify right side
    29,531.21x = 684,151,291.53
  5. Step 5: Solve for x
    x = 684,151,291.53/29,531.21
  6. Step 6: Final answer
    x = 23,167.06

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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.