Home / 16,090.40-24,145.53-7,771.24

Finding the Fourth Proportional to 16,090.40, 24,145.53 and 7,771.24

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Solution

The fourth proportional to 16,090.40, 24,145.53 and 7,771.24 is: 11,661.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,090.40 : 24,145.53 = 7,771.24 : x
  2. Step 2: Convert to fraction form
    16,090.40/24,145.53 = 7,771.24/x
  3. Step 3: Cross multiply
    16,090.40x = 24,145.53 × 7,771.24
  4. Step 4: Simplify right side
    16,090.40x = 187,640,708.56
  5. Step 5: Solve for x
    x = 187,640,708.56/16,090.40
  6. Step 6: Final answer
    x = 11,661.66

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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.