Home / 31,516.83-43,542.58-26,786.28

Finding the Fourth Proportional to 31,516.83, 43,542.58 and 26,786.28

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Solution

The fourth proportional to 31,516.83, 43,542.58 and 26,786.28 is: 37,007.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,516.83 : 43,542.58 = 26,786.28 : x
  2. Step 2: Convert to fraction form
    31,516.83/43,542.58 = 26,786.28/x
  3. Step 3: Cross multiply
    31,516.83x = 43,542.58 × 26,786.28
  4. Step 4: Simplify right side
    31,516.83x = 1,166,343,739.80
  5. Step 5: Solve for x
    x = 1,166,343,739.80/31,516.83
  6. Step 6: Final answer
    x = 37,007.01

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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.