Home / 19,874.60-29,833.76-15,741.16

Finding the Fourth Proportional to 19,874.60, 29,833.76 and 15,741.16

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Solution

The fourth proportional to 19,874.60, 29,833.76 and 15,741.16 is: 23,629.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,874.60 : 29,833.76 = 15,741.16 : x
  2. Step 2: Convert to fraction form
    19,874.60/29,833.76 = 15,741.16/x
  3. Step 3: Cross multiply
    19,874.60x = 29,833.76 × 15,741.16
  4. Step 4: Simplify right side
    19,874.60x = 469,617,989.56
  5. Step 5: Solve for x
    x = 469,617,989.56/19,874.60
  6. Step 6: Final answer
    x = 23,629.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.