Home / 17,920.30-26,873.70-5,436.67

Finding the Fourth Proportional to 17,920.30, 26,873.70 and 5,436.67

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Solution

The fourth proportional to 17,920.30, 26,873.70 and 5,436.67 is: 8,152.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,920.30 : 26,873.70 = 5,436.67 : x
  2. Step 2: Convert to fraction form
    17,920.30/26,873.70 = 5,436.67/x
  3. Step 3: Cross multiply
    17,920.30x = 26,873.70 × 5,436.67
  4. Step 4: Simplify right side
    17,920.30x = 146,103,438.58
  5. Step 5: Solve for x
    x = 146,103,438.58/17,920.30
  6. Step 6: Final answer
    x = 8,152.96

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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.