Home / 17,858.20-24,639.44-11,144.90

Finding the Fourth Proportional to 17,858.20, 24,639.44 and 11,144.90

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Solution

The fourth proportional to 17,858.20, 24,639.44 and 11,144.90 is: 15,376.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,858.20 : 24,639.44 = 11,144.90 : x
  2. Step 2: Convert to fraction form
    17,858.20/24,639.44 = 11,144.90/x
  3. Step 3: Cross multiply
    17,858.20x = 24,639.44 × 11,144.90
  4. Step 4: Simplify right side
    17,858.20x = 274,604,094.86
  5. Step 5: Solve for x
    x = 274,604,094.86/17,858.20
  6. Step 6: Final answer
    x = 15,376.92

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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.