Home / 19,022.07-28,533.14-5,171.07

Finding the Fourth Proportional to 19,022.07, 28,533.14 and 5,171.07

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Solution

The fourth proportional to 19,022.07, 28,533.14 and 5,171.07 is: 7,756.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,022.07 : 28,533.14 = 5,171.07 : x
  2. Step 2: Convert to fraction form
    19,022.07/28,533.14 = 5,171.07/x
  3. Step 3: Cross multiply
    19,022.07x = 28,533.14 × 5,171.07
  4. Step 4: Simplify right side
    19,022.07x = 147,546,838.40
  5. Step 5: Solve for x
    x = 147,546,838.40/19,022.07
  6. Step 6: Final answer
    x = 7,756.61

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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.