Home / 12,276.31-16,941.42-6,971.24

Finding the Fourth Proportional to 12,276.31, 16,941.42 and 6,971.24

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Solution

The fourth proportional to 12,276.31, 16,941.42 and 6,971.24 is: 9,620.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,276.31 : 16,941.42 = 6,971.24 : x
  2. Step 2: Convert to fraction form
    12,276.31/16,941.42 = 6,971.24/x
  3. Step 3: Cross multiply
    12,276.31x = 16,941.42 × 6,971.24
  4. Step 4: Simplify right side
    12,276.31x = 118,102,620.05
  5. Step 5: Solve for x
    x = 118,102,620.05/12,276.31
  6. Step 6: Final answer
    x = 9,620.37

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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.