Home / 31,194.09-46,806.78-14,555.43

Finding the Fourth Proportional to 31,194.09, 46,806.78 and 14,555.43

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Solution

The fourth proportional to 31,194.09, 46,806.78 and 14,555.43 is: 21,840.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,194.09 : 46,806.78 = 14,555.43 : x
  2. Step 2: Convert to fraction form
    31,194.09/46,806.78 = 14,555.43/x
  3. Step 3: Cross multiply
    31,194.09x = 46,806.78 × 14,555.43
  4. Step 4: Simplify right side
    31,194.09x = 681,292,809.82
  5. Step 5: Solve for x
    x = 681,292,809.82/31,194.09
  6. Step 6: Final answer
    x = 21,840.45

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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.