Home / 17,405.35-26,107.21-5,718.67

Finding the Fourth Proportional to 17,405.35, 26,107.21 and 5,718.67

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Solution

The fourth proportional to 17,405.35, 26,107.21 and 5,718.67 is: 8,577.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,405.35 : 26,107.21 = 5,718.67 : x
  2. Step 2: Convert to fraction form
    17,405.35/26,107.21 = 5,718.67/x
  3. Step 3: Cross multiply
    17,405.35x = 26,107.21 × 5,718.67
  4. Step 4: Simplify right side
    17,405.35x = 149,298,518.61
  5. Step 5: Solve for x
    x = 149,298,518.61/17,405.35
  6. Step 6: Final answer
    x = 8,577.74

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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.