Home / 29,540.34-40,765.41-16,965.18

Finding the Fourth Proportional to 29,540.34, 40,765.41 and 16,965.18

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Solution

The fourth proportional to 29,540.34, 40,765.41 and 16,965.18 is: 23,411.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,540.34 : 40,765.41 = 16,965.18 : x
  2. Step 2: Convert to fraction form
    29,540.34/40,765.41 = 16,965.18/x
  3. Step 3: Cross multiply
    29,540.34x = 40,765.41 × 16,965.18
  4. Step 4: Simplify right side
    29,540.34x = 691,592,518.42
  5. Step 5: Solve for x
    x = 691,592,518.42/29,540.34
  6. Step 6: Final answer
    x = 23,411.80

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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.