Home / 18,594.09-27,889.83-5,445.36

Finding the Fourth Proportional to 18,594.09, 27,889.83 and 5,445.36

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Solution

The fourth proportional to 18,594.09, 27,889.83 and 5,445.36 is: 8,167.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,594.09 : 27,889.83 = 5,445.36 : x
  2. Step 2: Convert to fraction form
    18,594.09/27,889.83 = 5,445.36/x
  3. Step 3: Cross multiply
    18,594.09x = 27,889.83 × 5,445.36
  4. Step 4: Simplify right side
    18,594.09x = 151,870,164.69
  5. Step 5: Solve for x
    x = 151,870,164.69/18,594.09
  6. Step 6: Final answer
    x = 8,167.66

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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.