Home / 29,433.68-40,622.16-16,858.44

Finding the Fourth Proportional to 29,433.68, 40,622.16 and 16,858.44

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Solution

The fourth proportional to 29,433.68, 40,622.16 and 16,858.44 is: 23,266.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,433.68 : 40,622.16 = 16,858.44 : x
  2. Step 2: Convert to fraction form
    29,433.68/40,622.16 = 16,858.44/x
  3. Step 3: Cross multiply
    29,433.68x = 40,622.16 × 16,858.44
  4. Step 4: Simplify right side
    29,433.68x = 684,826,247.03
  5. Step 5: Solve for x
    x = 684,826,247.03/29,433.68
  6. Step 6: Final answer
    x = 23,266.76

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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.