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Finding the Fourth Proportional to 32,804.38, 45,272.55 and 18,656.38

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Solution

The fourth proportional to 32,804.38, 45,272.55 and 18,656.38 is: 25,747.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,804.38 : 45,272.55 = 18,656.38 : x
  2. Step 2: Convert to fraction form
    32,804.38/45,272.55 = 18,656.38/x
  3. Step 3: Cross multiply
    32,804.38x = 45,272.55 × 18,656.38
  4. Step 4: Simplify right side
    32,804.38x = 844,621,896.37
  5. Step 5: Solve for x
    x = 844,621,896.37/32,804.38
  6. Step 6: Final answer
    x = 25,747.23

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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.