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Finding the Fourth Proportional to 32,907.52, 45,413.42 and 18,003.52

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Solution

The fourth proportional to 32,907.52, 45,413.42 and 18,003.52 is: 24,845.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,907.52 : 45,413.42 = 18,003.52 : x
  2. Step 2: Convert to fraction form
    32,907.52/45,413.42 = 18,003.52/x
  3. Step 3: Cross multiply
    32,907.52x = 45,413.42 × 18,003.52
  4. Step 4: Simplify right side
    32,907.52x = 817,601,415.24
  5. Step 5: Solve for x
    x = 817,601,415.24/32,907.52
  6. Step 6: Final answer
    x = 24,845.43

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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.