Home / 22,968.91-31,700.53-14,021.60

Finding the Fourth Proportional to 22,968.91, 31,700.53 and 14,021.60

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Solution

The fourth proportional to 22,968.91, 31,700.53 and 14,021.60 is: 19,351.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,968.91 : 31,700.53 = 14,021.60 : x
  2. Step 2: Convert to fraction form
    22,968.91/31,700.53 = 14,021.60/x
  3. Step 3: Cross multiply
    22,968.91x = 31,700.53 × 14,021.60
  4. Step 4: Simplify right side
    22,968.91x = 444,491,992.95
  5. Step 5: Solve for x
    x = 444,491,992.95/22,968.91
  6. Step 6: Final answer
    x = 19,351.90

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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.