Home / 19,095.68-28,643.46-10,771.92

Finding the Fourth Proportional to 19,095.68, 28,643.46 and 10,771.92

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Solution

The fourth proportional to 19,095.68, 28,643.46 and 10,771.92 is: 16,157.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,095.68 : 28,643.46 = 10,771.92 : x
  2. Step 2: Convert to fraction form
    19,095.68/28,643.46 = 10,771.92/x
  3. Step 3: Cross multiply
    19,095.68x = 28,643.46 × 10,771.92
  4. Step 4: Simplify right side
    19,095.68x = 308,545,019.25
  5. Step 5: Solve for x
    x = 308,545,019.25/19,095.68
  6. Step 6: Final answer
    x = 16,157.84

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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.