Home / 30,694.54-46,041.81-20,303.86

Finding the Fourth Proportional to 30,694.54, 46,041.81 and 20,303.86

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Solution

The fourth proportional to 30,694.54, 46,041.81 and 20,303.86 is: 30,455.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,694.54 : 46,041.81 = 20,303.86 : x
  2. Step 2: Convert to fraction form
    30,694.54/46,041.81 = 20,303.86/x
  3. Step 3: Cross multiply
    30,694.54x = 46,041.81 × 20,303.86
  4. Step 4: Simplify right side
    30,694.54x = 934,826,464.39
  5. Step 5: Solve for x
    x = 934,826,464.39/30,694.54
  6. Step 6: Final answer
    x = 30,455.79

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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.