Home / 23,235.12-32,064.55-13,165.43

Finding the Fourth Proportional to 23,235.12, 32,064.55 and 13,165.43

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Solution

The fourth proportional to 23,235.12, 32,064.55 and 13,165.43 is: 18,168.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,235.12 : 32,064.55 = 13,165.43 : x
  2. Step 2: Convert to fraction form
    23,235.12/32,064.55 = 13,165.43/x
  3. Step 3: Cross multiply
    23,235.12x = 32,064.55 × 13,165.43
  4. Step 4: Simplify right side
    23,235.12x = 422,143,475.43
  5. Step 5: Solve for x
    x = 422,143,475.43/23,235.12
  6. Step 6: Final answer
    x = 18,168.33

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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.