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Finding the Fourth Proportional to 36,039.54, 54,051.80 and 9,738.12

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Solution

The fourth proportional to 36,039.54, 54,051.80 and 9,738.12 is: 14,605.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,039.54 : 54,051.80 = 9,738.12 : x
  2. Step 2: Convert to fraction form
    36,039.54/54,051.80 = 9,738.12/x
  3. Step 3: Cross multiply
    36,039.54x = 54,051.80 × 9,738.12
  4. Step 4: Simplify right side
    36,039.54x = 526,362,865.93
  5. Step 5: Solve for x
    x = 526,362,865.93/36,039.54
  6. Step 6: Final answer
    x = 14,605.15

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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.