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Finding the Fourth Proportional to 14,293.08, 19,722.08 and 8,984.12

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Solution

The fourth proportional to 14,293.08, 19,722.08 and 8,984.12 is: 12,396.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,293.08 : 19,722.08 = 8,984.12 : x
  2. Step 2: Convert to fraction form
    14,293.08/19,722.08 = 8,984.12/x
  3. Step 3: Cross multiply
    14,293.08x = 19,722.08 × 8,984.12
  4. Step 4: Simplify right side
    14,293.08x = 177,185,533.37
  5. Step 5: Solve for x
    x = 177,185,533.37/14,293.08
  6. Step 6: Final answer
    x = 12,396.60

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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.