Home / 43,361.38-65,042.07-15,659.38

Finding the Fourth Proportional to 43,361.38, 65,042.07 and 15,659.38

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Solution

The fourth proportional to 43,361.38, 65,042.07 and 15,659.38 is: 23,489.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,361.38 : 65,042.07 = 15,659.38 : x
  2. Step 2: Convert to fraction form
    43,361.38/65,042.07 = 15,659.38/x
  3. Step 3: Cross multiply
    43,361.38x = 65,042.07 × 15,659.38
  4. Step 4: Simplify right side
    43,361.38x = 1,018,518,490.12
  5. Step 5: Solve for x
    x = 1,018,518,490.12/43,361.38
  6. Step 6: Final answer
    x = 23,489.07

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1.5x scale

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.