Home / 25,816.30-38,724.72-11,015.98

Finding the Fourth Proportional to 25,816.30, 38,724.72 and 11,015.98

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Solution

The fourth proportional to 25,816.30, 38,724.72 and 11,015.98 is: 16,524.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,816.30 : 38,724.72 = 11,015.98 : x
  2. Step 2: Convert to fraction form
    25,816.30/38,724.72 = 11,015.98/x
  3. Step 3: Cross multiply
    25,816.30x = 38,724.72 × 11,015.98
  4. Step 4: Simplify right side
    25,816.30x = 426,590,741.03
  5. Step 5: Solve for x
    x = 426,590,741.03/25,816.30
  6. Step 6: Final answer
    x = 16,524.09

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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.