Home / 29,820.28-41,152.86-16,391.92

Finding the Fourth Proportional to 29,820.28, 41,152.86 and 16,391.92

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Solution

The fourth proportional to 29,820.28, 41,152.86 and 16,391.92 is: 22,621.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,820.28 : 41,152.86 = 16,391.92 : x
  2. Step 2: Convert to fraction form
    29,820.28/41,152.86 = 16,391.92/x
  3. Step 3: Cross multiply
    29,820.28x = 41,152.86 × 16,391.92
  4. Step 4: Simplify right side
    29,820.28x = 674,574,388.89
  5. Step 5: Solve for x
    x = 674,574,388.89/29,820.28
  6. Step 6: Final answer
    x = 22,621.33

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.