Home / 23,288.80-32,136.70-13,217.24

Finding the Fourth Proportional to 23,288.80, 32,136.70 and 13,217.24

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Solution

The fourth proportional to 23,288.80, 32,136.70 and 13,217.24 is: 18,238.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,288.80 : 32,136.70 = 13,217.24 : x
  2. Step 2: Convert to fraction form
    23,288.80/32,136.70 = 13,217.24/x
  3. Step 3: Cross multiply
    23,288.80x = 32,136.70 × 13,217.24
  4. Step 4: Simplify right side
    23,288.80x = 424,758,249.94
  5. Step 5: Solve for x
    x = 424,758,249.94/23,288.80
  6. Step 6: Final answer
    x = 18,238.74

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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.