Home / 19,036.89-28,558.11-5,890.29

Finding the Fourth Proportional to 19,036.89, 28,558.11 and 5,890.29

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Solution

The fourth proportional to 19,036.89, 28,558.11 and 5,890.29 is: 8,836.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,036.89 : 28,558.11 = 5,890.29 : x
  2. Step 2: Convert to fraction form
    19,036.89/28,558.11 = 5,890.29/x
  3. Step 3: Cross multiply
    19,036.89x = 28,558.11 × 5,890.29
  4. Step 4: Simplify right side
    19,036.89x = 168,215,464.75
  5. Step 5: Solve for x
    x = 168,215,464.75/19,036.89
  6. Step 6: Final answer
    x = 8,836.29

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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.