Home / 22,618.56-33,829.40-13,236.32

Finding the Fourth Proportional to 22,618.56, 33,829.40 and 13,236.32

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Solution

The fourth proportional to 22,618.56, 33,829.40 and 13,236.32 is: 19,796.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,618.56 : 33,829.40 = 13,236.32 : x
  2. Step 2: Convert to fraction form
    22,618.56/33,829.40 = 13,236.32/x
  3. Step 3: Cross multiply
    22,618.56x = 33,829.40 × 13,236.32
  4. Step 4: Simplify right side
    22,618.56x = 447,776,763.81
  5. Step 5: Solve for x
    x = 447,776,763.81/22,618.56
  6. Step 6: Final answer
    x = 19,796.87

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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.