Home / 19,056.32-28,611.76-11,675.44

Finding the Fourth Proportional to 19,056.32, 28,611.76 and 11,675.44

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Solution

The fourth proportional to 19,056.32, 28,611.76 and 11,675.44 is: 17,529.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,056.32 : 28,611.76 = 11,675.44 : x
  2. Step 2: Convert to fraction form
    19,056.32/28,611.76 = 11,675.44/x
  3. Step 3: Cross multiply
    19,056.32x = 28,611.76 × 11,675.44
  4. Step 4: Simplify right side
    19,056.32x = 334,054,887.17
  5. Step 5: Solve for x
    x = 334,054,887.17/19,056.32
  6. Step 6: Final answer
    x = 17,529.87

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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.