Home / 25,323.03-34,945.83-15,251.90

Finding the Fourth Proportional to 25,323.03, 34,945.83 and 15,251.90

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Solution

The fourth proportional to 25,323.03, 34,945.83 and 15,251.90 is: 21,047.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,323.03 : 34,945.83 = 15,251.90 : x
  2. Step 2: Convert to fraction form
    25,323.03/34,945.83 = 15,251.90/x
  3. Step 3: Cross multiply
    25,323.03x = 34,945.83 × 15,251.90
  4. Step 4: Simplify right side
    25,323.03x = 532,990,129.85
  5. Step 5: Solve for x
    x = 532,990,129.85/25,323.03
  6. Step 6: Final answer
    x = 21,047.64

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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.