Home / 23,493.24-32,421.99-13,938.80

Finding the Fourth Proportional to 23,493.24, 32,421.99 and 13,938.80

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Solution

The fourth proportional to 23,493.24, 32,421.99 and 13,938.80 is: 19,236.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,493.24 : 32,421.99 = 13,938.80 : x
  2. Step 2: Convert to fraction form
    23,493.24/32,421.99 = 13,938.80/x
  3. Step 3: Cross multiply
    23,493.24x = 32,421.99 × 13,938.80
  4. Step 4: Simplify right side
    23,493.24x = 451,923,472.10
  5. Step 5: Solve for x
    x = 451,923,472.10/23,493.24
  6. Step 6: Final answer
    x = 19,236.32

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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.