Home / 20,070.99-30,102.44-6,924.69

Finding the Fourth Proportional to 20,070.99, 30,102.44 and 6,924.69

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Solution

The fourth proportional to 20,070.99, 30,102.44 and 6,924.69 is: 10,385.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,070.99 : 30,102.44 = 6,924.69 : x
  2. Step 2: Convert to fraction form
    20,070.99/30,102.44 = 6,924.69/x
  3. Step 3: Cross multiply
    20,070.99x = 30,102.44 × 6,924.69
  4. Step 4: Simplify right side
    20,070.99x = 208,450,030.62
  5. Step 5: Solve for x
    x = 208,450,030.62/20,070.99
  6. Step 6: Final answer
    x = 10,385.64

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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.