Home / 20,260.58-30,338.87-14,011.97

Finding the Fourth Proportional to 20,260.58, 30,338.87 and 14,011.97

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Solution

The fourth proportional to 20,260.58, 30,338.87 and 14,011.97 is: 20,981.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,260.58 : 30,338.87 = 14,011.97 : x
  2. Step 2: Convert to fraction form
    20,260.58/30,338.87 = 14,011.97/x
  3. Step 3: Cross multiply
    20,260.58x = 30,338.87 × 14,011.97
  4. Step 4: Simplify right side
    20,260.58x = 425,107,114.52
  5. Step 5: Solve for x
    x = 425,107,114.52/20,260.58
  6. Step 6: Final answer
    x = 20,981.99

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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.