Home / 43,496.43-65,255.01-15,418.93

Finding the Fourth Proportional to 43,496.43, 65,255.01 and 15,418.93

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Solution

The fourth proportional to 43,496.43, 65,255.01 and 15,418.93 is: 23,132.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,496.43 : 65,255.01 = 15,418.93 : x
  2. Step 2: Convert to fraction form
    43,496.43/65,255.01 = 15,418.93/x
  3. Step 3: Cross multiply
    43,496.43x = 65,255.01 × 15,418.93
  4. Step 4: Simplify right side
    43,496.43x = 1,006,162,431.34
  5. Step 5: Solve for x
    x = 1,006,162,431.34/43,496.43
  6. Step 6: Final answer
    x = 23,132.07

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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.