Home / 14,521.62-21,804.30-8,288.67

Finding the Fourth Proportional to 14,521.62, 21,804.30 and 8,288.67

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Solution

The fourth proportional to 14,521.62, 21,804.30 and 8,288.67 is: 12,445.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,521.62 : 21,804.30 = 8,288.67 : x
  2. Step 2: Convert to fraction form
    14,521.62/21,804.30 = 8,288.67/x
  3. Step 3: Cross multiply
    14,521.62x = 21,804.30 × 8,288.67
  4. Step 4: Simplify right side
    14,521.62x = 180,728,647.28
  5. Step 5: Solve for x
    x = 180,728,647.28/14,521.62
  6. Step 6: Final answer
    x = 12,445.49

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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.