Home / 14,477.28-21,698.04-8,242.44

Finding the Fourth Proportional to 14,477.28, 21,698.04 and 8,242.44

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Solution

The fourth proportional to 14,477.28, 21,698.04 and 8,242.44 is: 12,353.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,477.28 : 21,698.04 = 8,242.44 : x
  2. Step 2: Convert to fraction form
    14,477.28/21,698.04 = 8,242.44/x
  3. Step 3: Cross multiply
    14,477.28x = 21,698.04 × 8,242.44
  4. Step 4: Simplify right side
    14,477.28x = 178,844,792.82
  5. Step 5: Solve for x
    x = 178,844,792.82/14,477.28
  6. Step 6: Final answer
    x = 12,353.48

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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.