Home / 29,719.89-41,013.36-16,291.71

Finding the Fourth Proportional to 29,719.89, 41,013.36 and 16,291.71

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Solution

The fourth proportional to 29,719.89, 41,013.36 and 16,291.71 is: 22,482.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,719.89 : 41,013.36 = 16,291.71 : x
  2. Step 2: Convert to fraction form
    29,719.89/41,013.36 = 16,291.71/x
  3. Step 3: Cross multiply
    29,719.89x = 41,013.36 × 16,291.71
  4. Step 4: Simplify right side
    29,719.89x = 668,177,767.25
  5. Step 5: Solve for x
    x = 668,177,767.25/29,719.89
  6. Step 6: Final answer
    x = 22,482.51

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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.