Home / 23,174.54-31,977.92-15,104.51

Finding the Fourth Proportional to 23,174.54, 31,977.92 and 15,104.51

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Solution

The fourth proportional to 23,174.54, 31,977.92 and 15,104.51 is: 20,842.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,174.54 : 31,977.92 = 15,104.51 : x
  2. Step 2: Convert to fraction form
    23,174.54/31,977.92 = 15,104.51/x
  3. Step 3: Cross multiply
    23,174.54x = 31,977.92 × 15,104.51
  4. Step 4: Simplify right side
    23,174.54x = 483,010,577.01
  5. Step 5: Solve for x
    x = 483,010,577.01/23,174.54
  6. Step 6: Final answer
    x = 20,842.30

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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.