Home / 19,025.56-28,530.99-6,543.22

Finding the Fourth Proportional to 19,025.56, 28,530.99 and 6,543.22

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Solution

The fourth proportional to 19,025.56, 28,530.99 and 6,543.22 is: 9,812.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,025.56 : 28,530.99 = 6,543.22 : x
  2. Step 2: Convert to fraction form
    19,025.56/28,530.99 = 6,543.22/x
  3. Step 3: Cross multiply
    19,025.56x = 28,530.99 × 6,543.22
  4. Step 4: Simplify right side
    19,025.56x = 186,684,544.39
  5. Step 5: Solve for x
    x = 186,684,544.39/19,025.56
  6. Step 6: Final answer
    x = 9,812.30

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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.