Home / 38,937.63-58,413.74-18,161.13

Finding the Fourth Proportional to 38,937.63, 58,413.74 and 18,161.13

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Solution

The fourth proportional to 38,937.63, 58,413.74 and 18,161.13 is: 27,245.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,937.63 : 58,413.74 = 18,161.13 : x
  2. Step 2: Convert to fraction form
    38,937.63/58,413.74 = 18,161.13/x
  3. Step 3: Cross multiply
    38,937.63x = 58,413.74 × 18,161.13
  4. Step 4: Simplify right side
    38,937.63x = 1,060,859,525.93
  5. Step 5: Solve for x
    x = 1,060,859,525.93/38,937.63
  6. Step 6: Final answer
    x = 27,245.10

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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.