Home / 17,748.96-26,643.60-8,993.76

Finding the Fourth Proportional to 17,748.96, 26,643.60 and 8,993.76

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Solution

The fourth proportional to 17,748.96, 26,643.60 and 8,993.76 is: 13,500.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,748.96 : 26,643.60 = 8,993.76 : x
  2. Step 2: Convert to fraction form
    17,748.96/26,643.60 = 8,993.76/x
  3. Step 3: Cross multiply
    17,748.96x = 26,643.60 × 8,993.76
  4. Step 4: Simplify right side
    17,748.96x = 239,626,143.94
  5. Step 5: Solve for x
    x = 239,626,143.94/17,748.96
  6. Step 6: Final answer
    x = 13,500.86

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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.