Home / 23,414.12-32,311.45-12,803.75

Finding the Fourth Proportional to 23,414.12, 32,311.45 and 12,803.75

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Solution

The fourth proportional to 23,414.12, 32,311.45 and 12,803.75 is: 17,669.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,414.12 : 32,311.45 = 12,803.75 : x
  2. Step 2: Convert to fraction form
    23,414.12/32,311.45 = 12,803.75/x
  3. Step 3: Cross multiply
    23,414.12x = 32,311.45 × 12,803.75
  4. Step 4: Simplify right side
    23,414.12x = 413,707,727.94
  5. Step 5: Solve for x
    x = 413,707,727.94/23,414.12
  6. Step 6: Final answer
    x = 17,669.16

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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.