Home / 29,436.21-40,625.64-16,860.96

Finding the Fourth Proportional to 29,436.21, 40,625.64 and 16,860.96

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Solution

The fourth proportional to 29,436.21, 40,625.64 and 16,860.96 is: 23,270.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,436.21 : 40,625.64 = 16,860.96 : x
  2. Step 2: Convert to fraction form
    29,436.21/40,625.64 = 16,860.96/x
  3. Step 3: Cross multiply
    29,436.21x = 40,625.64 × 16,860.96
  4. Step 4: Simplify right side
    29,436.21x = 684,987,291.01
  5. Step 5: Solve for x
    x = 684,987,291.01/29,436.21
  6. Step 6: Final answer
    x = 23,270.23

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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.