Home / 47,719.36-65,849.34-29,817.64

Finding the Fourth Proportional to 47,719.36, 65,849.34 and 29,817.64

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Solution

The fourth proportional to 47,719.36, 65,849.34 and 29,817.64 is: 41,146.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,719.36 : 65,849.34 = 29,817.64 : x
  2. Step 2: Convert to fraction form
    47,719.36/65,849.34 = 29,817.64/x
  3. Step 3: Cross multiply
    47,719.36x = 65,849.34 × 29,817.64
  4. Step 4: Simplify right side
    47,719.36x = 1,963,471,914.36
  5. Step 5: Solve for x
    x = 1,963,471,914.36/47,719.36
  6. Step 6: Final answer
    x = 41,146.23

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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.