Home / 19,350.66-28,865.81-19,097.22

Finding the Fourth Proportional to 19,350.66, 28,865.81 and 19,097.22

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Solution

The fourth proportional to 19,350.66, 28,865.81 and 19,097.22 is: 28,487.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,350.66 : 28,865.81 = 19,097.22 : x
  2. Step 2: Convert to fraction form
    19,350.66/28,865.81 = 19,097.22/x
  3. Step 3: Cross multiply
    19,350.66x = 28,865.81 × 19,097.22
  4. Step 4: Simplify right side
    19,350.66x = 551,256,628.56
  5. Step 5: Solve for x
    x = 551,256,628.56/19,350.66
  6. Step 6: Final answer
    x = 28,487.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.