Home / 19,333.28-29,005.72-11,119.52

Finding the Fourth Proportional to 19,333.28, 29,005.72 and 11,119.52

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Solution

The fourth proportional to 19,333.28, 29,005.72 and 11,119.52 is: 16,682.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,333.28 : 29,005.72 = 11,119.52 : x
  2. Step 2: Convert to fraction form
    19,333.28/29,005.72 = 11,119.52/x
  3. Step 3: Cross multiply
    19,333.28x = 29,005.72 × 11,119.52
  4. Step 4: Simplify right side
    19,333.28x = 322,529,683.65
  5. Step 5: Solve for x
    x = 322,529,683.65/19,333.28
  6. Step 6: Final answer
    x = 16,682.62

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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.