Home / 28,003.77-42,023.23-11,363.87

Finding the Fourth Proportional to 28,003.77, 42,023.23 and 11,363.87

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Solution

The fourth proportional to 28,003.77, 42,023.23 and 11,363.87 is: 17,052.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,003.77 : 42,023.23 = 11,363.87 : x
  2. Step 2: Convert to fraction form
    28,003.77/42,023.23 = 11,363.87/x
  3. Step 3: Cross multiply
    28,003.77x = 42,023.23 × 11,363.87
  4. Step 4: Simplify right side
    28,003.77x = 477,546,522.70
  5. Step 5: Solve for x
    x = 477,546,522.70/28,003.77
  6. Step 6: Final answer
    x = 17,052.94

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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.