Home / 23,381.77-32,266.84-12,771.43

Finding the Fourth Proportional to 23,381.77, 32,266.84 and 12,771.43

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Solution

The fourth proportional to 23,381.77, 32,266.84 and 12,771.43 is: 17,624.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,381.77 : 32,266.84 = 12,771.43 : x
  2. Step 2: Convert to fraction form
    23,381.77/32,266.84 = 12,771.43/x
  3. Step 3: Cross multiply
    23,381.77x = 32,266.84 × 12,771.43
  4. Step 4: Simplify right side
    23,381.77x = 412,093,575.79
  5. Step 5: Solve for x
    x = 412,093,575.79/23,381.77
  6. Step 6: Final answer
    x = 17,624.57

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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.