Home / 46,181.45-69,262.12-12,446.68

Finding the Fourth Proportional to 46,181.45, 69,262.12 and 12,446.68

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Solution

The fourth proportional to 46,181.45, 69,262.12 and 12,446.68 is: 18,667.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,181.45 : 69,262.12 = 12,446.68 : x
  2. Step 2: Convert to fraction form
    46,181.45/69,262.12 = 12,446.68/x
  3. Step 3: Cross multiply
    46,181.45x = 69,262.12 × 12,446.68
  4. Step 4: Simplify right side
    46,181.45x = 862,083,443.76
  5. Step 5: Solve for x
    x = 862,083,443.76/46,181.45
  6. Step 6: Final answer
    x = 18,667.31

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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.