Home / 28,399.03-39,227.64-23,041.37

Finding the Fourth Proportional to 28,399.03, 39,227.64 and 23,041.37

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Solution

The fourth proportional to 28,399.03, 39,227.64 and 23,041.37 is: 31,827.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,399.03 : 39,227.64 = 23,041.37 : x
  2. Step 2: Convert to fraction form
    28,399.03/39,227.64 = 23,041.37/x
  3. Step 3: Cross multiply
    28,399.03x = 39,227.64 × 23,041.37
  4. Step 4: Simplify right side
    28,399.03x = 903,858,567.47
  5. Step 5: Solve for x
    x = 903,858,567.47/28,399.03
  6. Step 6: Final answer
    x = 31,827.09

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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.