Home / 28,923.84-43,366.68-19,033.20

Finding the Fourth Proportional to 28,923.84, 43,366.68 and 19,033.20

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Solution

The fourth proportional to 28,923.84, 43,366.68 and 19,033.20 is: 28,537.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,923.84 : 43,366.68 = 19,033.20 : x
  2. Step 2: Convert to fraction form
    28,923.84/43,366.68 = 19,033.20/x
  3. Step 3: Cross multiply
    28,923.84x = 43,366.68 × 19,033.20
  4. Step 4: Simplify right side
    28,923.84x = 825,406,693.78
  5. Step 5: Solve for x
    x = 825,406,693.78/28,923.84
  6. Step 6: Final answer
    x = 28,537.24

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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.