Home / 22,968.59-31,700.12-14,021.30

Finding the Fourth Proportional to 22,968.59, 31,700.12 and 14,021.30

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Solution

The fourth proportional to 22,968.59, 31,700.12 and 14,021.30 is: 19,351.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,968.59 : 31,700.12 = 14,021.30 : x
  2. Step 2: Convert to fraction form
    22,968.59/31,700.12 = 14,021.30/x
  3. Step 3: Cross multiply
    22,968.59x = 31,700.12 × 14,021.30
  4. Step 4: Simplify right side
    22,968.59x = 444,476,892.56
  5. Step 5: Solve for x
    x = 444,476,892.56/22,968.59
  6. Step 6: Final answer
    x = 19,351.51

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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.