Home / 30,541.21-45,821.38-9,194.77

Finding the Fourth Proportional to 30,541.21, 45,821.38 and 9,194.77

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Solution

The fourth proportional to 30,541.21, 45,821.38 and 9,194.77 is: 13,795.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,541.21 : 45,821.38 = 9,194.77 : x
  2. Step 2: Convert to fraction form
    30,541.21/45,821.38 = 9,194.77/x
  3. Step 3: Cross multiply
    30,541.21x = 45,821.38 × 9,194.77
  4. Step 4: Simplify right side
    30,541.21x = 421,316,912.64
  5. Step 5: Solve for x
    x = 421,316,912.64/30,541.21
  6. Step 6: Final answer
    x = 13,795.03

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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.