Home / 14,525.34-21,768.57-8,289.42

Finding the Fourth Proportional to 14,525.34, 21,768.57 and 8,289.42

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Solution

The fourth proportional to 14,525.34, 21,768.57 and 8,289.42 is: 12,423.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,525.34 : 21,768.57 = 8,289.42 : x
  2. Step 2: Convert to fraction form
    14,525.34/21,768.57 = 8,289.42/x
  3. Step 3: Cross multiply
    14,525.34x = 21,768.57 × 8,289.42
  4. Step 4: Simplify right side
    14,525.34x = 180,448,819.53
  5. Step 5: Solve for x
    x = 180,448,819.53/14,525.34
  6. Step 6: Final answer
    x = 12,423.04

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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.