Home / 20,050.11-30,069.63-6,898.95

Finding the Fourth Proportional to 20,050.11, 30,069.63 and 6,898.95

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Solution

The fourth proportional to 20,050.11, 30,069.63 and 6,898.95 is: 10,346.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,050.11 : 30,069.63 = 6,898.95 : x
  2. Step 2: Convert to fraction form
    20,050.11/30,069.63 = 6,898.95/x
  3. Step 3: Cross multiply
    20,050.11x = 30,069.63 × 6,898.95
  4. Step 4: Simplify right side
    20,050.11x = 207,448,873.89
  5. Step 5: Solve for x
    x = 207,448,873.89/20,050.11
  6. Step 6: Final answer
    x = 10,346.52

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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.