Home / 31,316.96-46,945.73-11,582.12

Finding the Fourth Proportional to 31,316.96, 46,945.73 and 11,582.12

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Solution

The fourth proportional to 31,316.96, 46,945.73 and 11,582.12 is: 17,362.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,316.96 : 46,945.73 = 11,582.12 : x
  2. Step 2: Convert to fraction form
    31,316.96/46,945.73 = 11,582.12/x
  3. Step 3: Cross multiply
    31,316.96x = 46,945.73 × 11,582.12
  4. Step 4: Simplify right side
    31,316.96x = 543,731,078.35
  5. Step 5: Solve for x
    x = 543,731,078.35/31,316.96
  6. Step 6: Final answer
    x = 17,362.19

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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.