Home / 29,620.40-40,874.96-16,192.12

Finding the Fourth Proportional to 29,620.40, 40,874.96 and 16,192.12

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Solution

The fourth proportional to 29,620.40, 40,874.96 and 16,192.12 is: 22,344.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,620.40 : 40,874.96 = 16,192.12 : x
  2. Step 2: Convert to fraction form
    29,620.40/40,874.96 = 16,192.12/x
  3. Step 3: Cross multiply
    29,620.40x = 40,874.96 × 16,192.12
  4. Step 4: Simplify right side
    29,620.40x = 661,852,257.32
  5. Step 5: Solve for x
    x = 661,852,257.32/29,620.40
  6. Step 6: Final answer
    x = 22,344.47

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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.