Home / 23,136.60-31,926.24-13,703.34

Finding the Fourth Proportional to 23,136.60, 31,926.24 and 13,703.34

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Solution

The fourth proportional to 23,136.60, 31,926.24 and 13,703.34 is: 18,909.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,136.60 : 31,926.24 = 13,703.34 : x
  2. Step 2: Convert to fraction form
    23,136.60/31,926.24 = 13,703.34/x
  3. Step 3: Cross multiply
    23,136.60x = 31,926.24 × 13,703.34
  4. Step 4: Simplify right side
    23,136.60x = 437,496,121.64
  5. Step 5: Solve for x
    x = 437,496,121.64/23,136.60
  6. Step 6: Final answer
    x = 18,909.27

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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.