Home / 25,647.56-38,436.60-11,590.05

Finding the Fourth Proportional to 25,647.56, 38,436.60 and 11,590.05

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Solution

The fourth proportional to 25,647.56, 38,436.60 and 11,590.05 is: 17,369.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,647.56 : 38,436.60 = 11,590.05 : x
  2. Step 2: Convert to fraction form
    25,647.56/38,436.60 = 11,590.05/x
  3. Step 3: Cross multiply
    25,647.56x = 38,436.60 × 11,590.05
  4. Step 4: Simplify right side
    25,647.56x = 445,482,115.83
  5. Step 5: Solve for x
    x = 445,482,115.83/25,647.56
  6. Step 6: Final answer
    x = 17,369.38

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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.