Home / 19,586.64-27,031.54-11,629.60

Finding the Fourth Proportional to 19,586.64, 27,031.54 and 11,629.60

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Solution

The fourth proportional to 19,586.64, 27,031.54 and 11,629.60 is: 16,050.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,586.64 : 27,031.54 = 11,629.60 : x
  2. Step 2: Convert to fraction form
    19,586.64/27,031.54 = 11,629.60/x
  3. Step 3: Cross multiply
    19,586.64x = 27,031.54 × 11,629.60
  4. Step 4: Simplify right side
    19,586.64x = 314,365,997.58
  5. Step 5: Solve for x
    x = 314,365,997.58/19,586.64
  6. Step 6: Final answer
    x = 16,050.02

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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.