Home / 16,545.36-22,855.84-15,050.64

Finding the Fourth Proportional to 16,545.36, 22,855.84 and 15,050.64

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Solution

The fourth proportional to 16,545.36, 22,855.84 and 15,050.64 is: 20,791.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,545.36 : 22,855.84 = 15,050.64 : x
  2. Step 2: Convert to fraction form
    16,545.36/22,855.84 = 15,050.64/x
  3. Step 3: Cross multiply
    16,545.36x = 22,855.84 × 15,050.64
  4. Step 4: Simplify right side
    16,545.36x = 343,995,019.74
  5. Step 5: Solve for x
    x = 343,995,019.74/16,545.36
  6. Step 6: Final answer
    x = 20,791.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.