Home / 13,036.53-19,554.96-8,622.45

Finding the Fourth Proportional to 13,036.53, 19,554.96 and 8,622.45

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Solution

The fourth proportional to 13,036.53, 19,554.96 and 8,622.45 is: 12,933.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,036.53 : 19,554.96 = 8,622.45 : x
  2. Step 2: Convert to fraction form
    13,036.53/19,554.96 = 8,622.45/x
  3. Step 3: Cross multiply
    13,036.53x = 19,554.96 × 8,622.45
  4. Step 4: Simplify right side
    13,036.53x = 168,611,664.85
  5. Step 5: Solve for x
    x = 168,611,664.85/13,036.53
  6. Step 6: Final answer
    x = 12,933.78

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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.