Home / 43,942.86-65,887.47-17,256.87

Finding the Fourth Proportional to 43,942.86, 65,887.47 and 17,256.87

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Solution

The fourth proportional to 43,942.86, 65,887.47 and 17,256.87 is: 25,874.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,942.86 : 65,887.47 = 17,256.87 : x
  2. Step 2: Convert to fraction form
    43,942.86/65,887.47 = 17,256.87/x
  3. Step 3: Cross multiply
    43,942.86x = 65,887.47 × 17,256.87
  4. Step 4: Simplify right side
    43,942.86x = 1,137,011,504.42
  5. Step 5: Solve for x
    x = 1,137,011,504.42/43,942.86
  6. Step 6: Final answer
    x = 25,874.77

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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.