Home / 29,799.78-41,132.91-19,189.41

Finding the Fourth Proportional to 29,799.78, 41,132.91 and 19,189.41

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Solution

The fourth proportional to 29,799.78, 41,132.91 and 19,189.41 is: 26,487.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,799.78 : 41,132.91 = 19,189.41 : x
  2. Step 2: Convert to fraction form
    29,799.78/41,132.91 = 19,189.41/x
  3. Step 3: Cross multiply
    29,799.78x = 41,132.91 × 19,189.41
  4. Step 4: Simplify right side
    29,799.78x = 789,316,274.48
  5. Step 5: Solve for x
    x = 789,316,274.48/29,799.78
  6. Step 6: Final answer
    x = 26,487.32

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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.