Home / 43,688.56-65,546.64-15,608.02

Finding the Fourth Proportional to 43,688.56, 65,546.64 and 15,608.02

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Solution

The fourth proportional to 43,688.56, 65,546.64 and 15,608.02 is: 23,416.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,688.56 : 65,546.64 = 15,608.02 : x
  2. Step 2: Convert to fraction form
    43,688.56/65,546.64 = 15,608.02/x
  3. Step 3: Cross multiply
    43,688.56x = 65,546.64 × 15,608.02
  4. Step 4: Simplify right side
    43,688.56x = 1,023,053,268.05
  5. Step 5: Solve for x
    x = 1,023,053,268.05/43,688.56
  6. Step 6: Final answer
    x = 23,416.96

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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.