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Finding the Fourth Proportional to 35,573.92, 49,091.40 and 19,659.04

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Solution

The fourth proportional to 35,573.92, 49,091.40 and 19,659.04 is: 27,129.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,573.92 : 49,091.40 = 19,659.04 : x
  2. Step 2: Convert to fraction form
    35,573.92/49,091.40 = 19,659.04/x
  3. Step 3: Cross multiply
    35,573.92x = 49,091.40 × 19,659.04
  4. Step 4: Simplify right side
    35,573.92x = 965,089,796.26
  5. Step 5: Solve for x
    x = 965,089,796.26/35,573.92
  6. Step 6: Final answer
    x = 27,129.14

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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.