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Finding the Fourth Proportional to 29,742.01, 41,048.51 and 18,413.41

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Solution

The fourth proportional to 29,742.01, 41,048.51 and 18,413.41 is: 25,413.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,742.01 : 41,048.51 = 18,413.41 : x
  2. Step 2: Convert to fraction form
    29,742.01/41,048.51 = 18,413.41/x
  3. Step 3: Cross multiply
    29,742.01x = 41,048.51 × 18,413.41
  4. Step 4: Simplify right side
    29,742.01x = 755,843,044.52
  5. Step 5: Solve for x
    x = 755,843,044.52/29,742.01
  6. Step 6: Final answer
    x = 25,413.31

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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.