Home / 29,088.36-43,615-13,074.96

Finding the Fourth Proportional to 29,088.36, 43,615 and 13,074.96

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Solution

The fourth proportional to 29,088.36, 43,615 and 13,074.96 is: 19,604.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,088.36 : 43,615 = 13,074.96 : x
  2. Step 2: Convert to fraction form
    29,088.36/43,615 = 13,074.96/x
  3. Step 3: Cross multiply
    29,088.36x = 43,615 × 13,074.96
  4. Step 4: Simplify right side
    29,088.36x = 570,264,380.40
  5. Step 5: Solve for x
    x = 570,264,380.40/29,088.36
  6. Step 6: Final answer
    x = 19,604.56

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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.