Home / 19,795.05-27,316.37-11,835.72

Finding the Fourth Proportional to 19,795.05, 27,316.37 and 11,835.72

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Solution

The fourth proportional to 19,795.05, 27,316.37 and 11,835.72 is: 16,332.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,795.05 : 27,316.37 = 11,835.72 : x
  2. Step 2: Convert to fraction form
    19,795.05/27,316.37 = 11,835.72/x
  3. Step 3: Cross multiply
    19,795.05x = 27,316.37 × 11,835.72
  4. Step 4: Simplify right side
    19,795.05x = 323,308,936.33
  5. Step 5: Solve for x
    x = 323,308,936.33/19,795.05
  6. Step 6: Final answer
    x = 16,332.82

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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.