Home / 19,488.87-29,241.41-10,723.05

Finding the Fourth Proportional to 19,488.87, 29,241.41 and 10,723.05

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Solution

The fourth proportional to 19,488.87, 29,241.41 and 10,723.05 is: 16,089.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,488.87 : 29,241.41 = 10,723.05 : x
  2. Step 2: Convert to fraction form
    19,488.87/29,241.41 = 10,723.05/x
  3. Step 3: Cross multiply
    19,488.87x = 29,241.41 × 10,723.05
  4. Step 4: Simplify right side
    19,488.87x = 313,557,047.89
  5. Step 5: Solve for x
    x = 313,557,047.89/19,488.87
  6. Step 6: Final answer
    x = 16,089.03

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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.