Home / 11,625.44-15,981.31-10,004.46

Finding the Fourth Proportional to 11,625.44, 15,981.31 and 10,004.46

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Solution

The fourth proportional to 11,625.44, 15,981.31 and 10,004.46 is: 13,752.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,625.44 : 15,981.31 = 10,004.46 : x
  2. Step 2: Convert to fraction form
    11,625.44/15,981.31 = 10,004.46/x
  3. Step 3: Cross multiply
    11,625.44x = 15,981.31 × 10,004.46
  4. Step 4: Simplify right side
    11,625.44x = 159,884,376.64
  5. Step 5: Solve for x
    x = 159,884,376.64/11,625.44
  6. Step 6: Final answer
    x = 13,752.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.