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Finding the Fourth Proportional to 35,326.60, 48,749.60 and 19,410.04

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Solution

The fourth proportional to 35,326.60, 48,749.60 and 19,410.04 is: 26,785.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,326.60 : 48,749.60 = 19,410.04 : x
  2. Step 2: Convert to fraction form
    35,326.60/48,749.60 = 19,410.04/x
  3. Step 3: Cross multiply
    35,326.60x = 48,749.60 × 19,410.04
  4. Step 4: Simplify right side
    35,326.60x = 946,231,685.98
  5. Step 5: Solve for x
    x = 946,231,685.98/35,326.60
  6. Step 6: Final answer
    x = 26,785.25

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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.