Home / 29,490.42-40,699.08-16,745.70

Finding the Fourth Proportional to 29,490.42, 40,699.08 and 16,745.70

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Solution

The fourth proportional to 29,490.42, 40,699.08 and 16,745.70 is: 23,110.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,490.42 : 40,699.08 = 16,745.70 : x
  2. Step 2: Convert to fraction form
    29,490.42/40,699.08 = 16,745.70/x
  3. Step 3: Cross multiply
    29,490.42x = 40,699.08 × 16,745.70
  4. Step 4: Simplify right side
    29,490.42x = 681,534,583.96
  5. Step 5: Solve for x
    x = 681,534,583.96/29,490.42
  6. Step 6: Final answer
    x = 23,110.37

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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.