Home / 13,152.87-19,722.83-10,962.63

Finding the Fourth Proportional to 13,152.87, 19,722.83 and 10,962.63

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Solution

The fourth proportional to 13,152.87, 19,722.83 and 10,962.63 is: 16,438.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,152.87 : 19,722.83 = 10,962.63 : x
  2. Step 2: Convert to fraction form
    13,152.87/19,722.83 = 10,962.63/x
  3. Step 3: Cross multiply
    13,152.87x = 19,722.83 × 10,962.63
  4. Step 4: Simplify right side
    13,152.87x = 216,214,033.03
  5. Step 5: Solve for x
    x = 216,214,033.03/13,152.87
  6. Step 6: Final answer
    x = 16,438.54

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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.