Home / 16,586.85-22,911.76-12,288.67

Finding the Fourth Proportional to 16,586.85, 22,911.76 and 12,288.67

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Solution

The fourth proportional to 16,586.85, 22,911.76 and 12,288.67 is: 16,974.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,586.85 : 22,911.76 = 12,288.67 : x
  2. Step 2: Convert to fraction form
    16,586.85/22,911.76 = 12,288.67/x
  3. Step 3: Cross multiply
    16,586.85x = 22,911.76 × 12,288.67
  4. Step 4: Simplify right side
    16,586.85x = 281,554,969.76
  5. Step 5: Solve for x
    x = 281,554,969.76/16,586.85
  6. Step 6: Final answer
    x = 16,974.59

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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.