Home / 43,705.48-65,551.74-15,997

Finding the Fourth Proportional to 43,705.48, 65,551.74 and 15,997

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Solution

The fourth proportional to 43,705.48, 65,551.74 and 15,997 is: 23,993.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,705.48 : 65,551.74 = 15,997 : x
  2. Step 2: Convert to fraction form
    43,705.48/65,551.74 = 15,997/x
  3. Step 3: Cross multiply
    43,705.48x = 65,551.74 × 15,997
  4. Step 4: Simplify right side
    43,705.48x = 1,048,631,184.78
  5. Step 5: Solve for x
    x = 1,048,631,184.78/43,705.48
  6. Step 6: Final answer
    x = 23,993.13

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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.