Home / 19,039.05-28,559.79-5,890.32

Finding the Fourth Proportional to 19,039.05, 28,559.79 and 5,890.32

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Solution

The fourth proportional to 19,039.05, 28,559.79 and 5,890.32 is: 8,835.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,039.05 : 28,559.79 = 5,890.32 : x
  2. Step 2: Convert to fraction form
    19,039.05/28,559.79 = 5,890.32/x
  3. Step 3: Cross multiply
    19,039.05x = 28,559.79 × 5,890.32
  4. Step 4: Simplify right side
    19,039.05x = 168,226,302.23
  5. Step 5: Solve for x
    x = 168,226,302.23/19,039.05
  6. Step 6: Final answer
    x = 8,835.86

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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.