Home / 17,421.37-24,039.24-10,255.30

Finding the Fourth Proportional to 17,421.37, 24,039.24 and 10,255.30

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Solution

The fourth proportional to 17,421.37, 24,039.24 and 10,255.30 is: 14,150.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,421.37 : 24,039.24 = 10,255.30 : x
  2. Step 2: Convert to fraction form
    17,421.37/24,039.24 = 10,255.30/x
  3. Step 3: Cross multiply
    17,421.37x = 24,039.24 × 10,255.30
  4. Step 4: Simplify right side
    17,421.37x = 246,529,617.97
  5. Step 5: Solve for x
    x = 246,529,617.97/17,421.37
  6. Step 6: Final answer
    x = 14,150.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.