Home / 19,028.61-28,533.92-5,696.47

Finding the Fourth Proportional to 19,028.61, 28,533.92 and 5,696.47

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Solution

The fourth proportional to 19,028.61, 28,533.92 and 5,696.47 is: 8,542.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,028.61 : 28,533.92 = 5,696.47 : x
  2. Step 2: Convert to fraction form
    19,028.61/28,533.92 = 5,696.47/x
  3. Step 3: Cross multiply
    19,028.61x = 28,533.92 × 5,696.47
  4. Step 4: Simplify right side
    19,028.61x = 162,542,578.24
  5. Step 5: Solve for x
    x = 162,542,578.24/19,028.61
  6. Step 6: Final answer
    x = 8,542.01

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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.