Home / 19,025.64-28,533.85-7,926.28

Finding the Fourth Proportional to 19,025.64, 28,533.85 and 7,926.28

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Solution

The fourth proportional to 19,025.64, 28,533.85 and 7,926.28 is: 11,887.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,025.64 : 28,533.85 = 7,926.28 : x
  2. Step 2: Convert to fraction form
    19,025.64/28,533.85 = 7,926.28/x
  3. Step 3: Cross multiply
    19,025.64x = 28,533.85 × 7,926.28
  4. Step 4: Simplify right side
    19,025.64x = 226,167,122.09
  5. Step 5: Solve for x
    x = 226,167,122.09/19,025.64
  6. Step 6: Final answer
    x = 11,887.49

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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.