Home / 19,240.03-28,861.26-8,145.26

Finding the Fourth Proportional to 19,240.03, 28,861.26 and 8,145.26

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Solution

The fourth proportional to 19,240.03, 28,861.26 and 8,145.26 is: 12,218.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,240.03 : 28,861.26 = 8,145.26 : x
  2. Step 2: Convert to fraction form
    19,240.03/28,861.26 = 8,145.26/x
  3. Step 3: Cross multiply
    19,240.03x = 28,861.26 × 8,145.26
  4. Step 4: Simplify right side
    19,240.03x = 235,082,466.63
  5. Step 5: Solve for x
    x = 235,082,466.63/19,240.03
  6. Step 6: Final answer
    x = 12,218.40

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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.