Home / 31,111.49-46,669.57-8,924.69

Finding the Fourth Proportional to 31,111.49, 46,669.57 and 8,924.69

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Solution

The fourth proportional to 31,111.49, 46,669.57 and 8,924.69 is: 13,387.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,111.49 : 46,669.57 = 8,924.69 : x
  2. Step 2: Convert to fraction form
    31,111.49/46,669.57 = 8,924.69/x
  3. Step 3: Cross multiply
    31,111.49x = 46,669.57 × 8,924.69
  4. Step 4: Simplify right side
    31,111.49x = 416,511,189.02
  5. Step 5: Solve for x
    x = 416,511,189.02/31,111.49
  6. Step 6: Final answer
    x = 13,387.70

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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.