Home / 23,381.21-32,266.07-12,770.87

Finding the Fourth Proportional to 23,381.21, 32,266.07 and 12,770.87

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Solution

The fourth proportional to 23,381.21, 32,266.07 and 12,770.87 is: 17,623.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,381.21 : 32,266.07 = 12,770.87 : x
  2. Step 2: Convert to fraction form
    23,381.21/32,266.07 = 12,770.87/x
  3. Step 3: Cross multiply
    23,381.21x = 32,266.07 × 12,770.87
  4. Step 4: Simplify right side
    23,381.21x = 412,065,560.20
  5. Step 5: Solve for x
    x = 412,065,560.20/23,381.21
  6. Step 6: Final answer
    x = 17,623.79

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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.