Home / 19,069.90-28,608.04-5,919.66

Finding the Fourth Proportional to 19,069.90, 28,608.04 and 5,919.66

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Solution

The fourth proportional to 19,069.90, 28,608.04 and 5,919.66 is: 8,880.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,069.90 : 28,608.04 = 5,919.66 : x
  2. Step 2: Convert to fraction form
    19,069.90/28,608.04 = 5,919.66/x
  3. Step 3: Cross multiply
    19,069.90x = 28,608.04 × 5,919.66
  4. Step 4: Simplify right side
    19,069.90x = 169,349,870.07
  5. Step 5: Solve for x
    x = 169,349,870.07/19,069.90
  6. Step 6: Final answer
    x = 8,880.48

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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.