Home / 22,968.28-31,673.19-21,719.26

Finding the Fourth Proportional to 22,968.28, 31,673.19 and 21,719.26

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Solution

The fourth proportional to 22,968.28, 31,673.19 and 21,719.26 is: 29,950.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,968.28 : 31,673.19 = 21,719.26 : x
  2. Step 2: Convert to fraction form
    22,968.28/31,673.19 = 21,719.26/x
  3. Step 3: Cross multiply
    22,968.28x = 31,673.19 × 21,719.26
  4. Step 4: Simplify right side
    22,968.28x = 687,918,248.64
  5. Step 5: Solve for x
    x = 687,918,248.64/22,968.28
  6. Step 6: Final answer
    x = 29,950.80

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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.