Home / 16,362.44-22,579.56-9,999.68

Finding the Fourth Proportional to 16,362.44, 22,579.56 and 9,999.68

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Solution

The fourth proportional to 16,362.44, 22,579.56 and 9,999.68 is: 13,799.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,362.44 : 22,579.56 = 9,999.68 : x
  2. Step 2: Convert to fraction form
    16,362.44/22,579.56 = 9,999.68/x
  3. Step 3: Cross multiply
    16,362.44x = 22,579.56 × 9,999.68
  4. Step 4: Simplify right side
    16,362.44x = 225,788,261.64
  5. Step 5: Solve for x
    x = 225,788,261.64/16,362.44
  6. Step 6: Final answer
    x = 13,799.18

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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.