Home / 14,749.60-22,071.15-12,694.39

Finding the Fourth Proportional to 14,749.60, 22,071.15 and 12,694.39

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Solution

The fourth proportional to 14,749.60, 22,071.15 and 12,694.39 is: 18,995.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,749.60 : 22,071.15 = 12,694.39 : x
  2. Step 2: Convert to fraction form
    14,749.60/22,071.15 = 12,694.39/x
  3. Step 3: Cross multiply
    14,749.60x = 22,071.15 × 12,694.39
  4. Step 4: Simplify right side
    14,749.60x = 280,179,785.85
  5. Step 5: Solve for x
    x = 280,179,785.85/14,749.60
  6. Step 6: Final answer
    x = 18,995.75

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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.