Home / 20,021.58-30,026.97-7,533.63

Finding the Fourth Proportional to 20,021.58, 30,026.97 and 7,533.63

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Solution

The fourth proportional to 20,021.58, 30,026.97 and 7,533.63 is: 11,298.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,021.58 : 30,026.97 = 7,533.63 : x
  2. Step 2: Convert to fraction form
    20,021.58/30,026.97 = 7,533.63/x
  3. Step 3: Cross multiply
    20,021.58x = 30,026.97 × 7,533.63
  4. Step 4: Simplify right side
    20,021.58x = 226,212,082.00
  5. Step 5: Solve for x
    x = 226,212,082.00/20,021.58
  6. Step 6: Final answer
    x = 11,298.41

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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.