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Finding the Fourth Proportional to 35,873.73, 53,811.96 and 18,323.06

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Solution

The fourth proportional to 35,873.73, 53,811.96 and 18,323.06 is: 27,485.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,873.73 : 53,811.96 = 18,323.06 : x
  2. Step 2: Convert to fraction form
    35,873.73/53,811.96 = 18,323.06/x
  3. Step 3: Cross multiply
    35,873.73x = 53,811.96 × 18,323.06
  4. Step 4: Simplify right side
    35,873.73x = 985,999,771.80
  5. Step 5: Solve for x
    x = 985,999,771.80/35,873.73
  6. Step 6: Final answer
    x = 27,485.29

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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.