Home / 14,295.24-19,729.44-8,630.28

Finding the Fourth Proportional to 14,295.24, 19,729.44 and 8,630.28

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Solution

The fourth proportional to 14,295.24, 19,729.44 and 8,630.28 is: 11,911.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,295.24 : 19,729.44 = 8,630.28 : x
  2. Step 2: Convert to fraction form
    14,295.24/19,729.44 = 8,630.28/x
  3. Step 3: Cross multiply
    14,295.24x = 19,729.44 × 8,630.28
  4. Step 4: Simplify right side
    14,295.24x = 170,270,591.44
  5. Step 5: Solve for x
    x = 170,270,591.44/14,295.24
  6. Step 6: Final answer
    x = 11,911.00

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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.