Home / 16,307.87-22,487.63-12,322.67

Finding the Fourth Proportional to 16,307.87, 22,487.63 and 12,322.67

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Solution

The fourth proportional to 16,307.87, 22,487.63 and 12,322.67 is: 16,992.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,307.87 : 22,487.63 = 12,322.67 : x
  2. Step 2: Convert to fraction form
    16,307.87/22,487.63 = 12,322.67/x
  3. Step 3: Cross multiply
    16,307.87x = 22,487.63 × 12,322.67
  4. Step 4: Simplify right side
    16,307.87x = 277,107,469.52
  5. Step 5: Solve for x
    x = 277,107,469.52/16,307.87
  6. Step 6: Final answer
    x = 16,992.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.