Home / 31,295.01-43,186.83-16,954.51

Finding the Fourth Proportional to 31,295.01, 43,186.83 and 16,954.51

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Solution

The fourth proportional to 31,295.01, 43,186.83 and 16,954.51 is: 23,397.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,295.01 : 43,186.83 = 16,954.51 : x
  2. Step 2: Convert to fraction form
    31,295.01/43,186.83 = 16,954.51/x
  3. Step 3: Cross multiply
    31,295.01x = 43,186.83 × 16,954.51
  4. Step 4: Simplify right side
    31,295.01x = 732,211,456.33
  5. Step 5: Solve for x
    x = 732,211,456.33/31,295.01
  6. Step 6: Final answer
    x = 23,397.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.