Home / 20,074.77-30,110.31-6,927.24

Finding the Fourth Proportional to 20,074.77, 30,110.31 and 6,927.24

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Solution

The fourth proportional to 20,074.77, 30,110.31 and 6,927.24 is: 10,390.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,074.77 : 30,110.31 = 6,927.24 : x
  2. Step 2: Convert to fraction form
    20,074.77/30,110.31 = 6,927.24/x
  3. Step 3: Cross multiply
    20,074.77x = 30,110.31 × 6,927.24
  4. Step 4: Simplify right side
    20,074.77x = 208,581,343.84
  5. Step 5: Solve for x
    x = 208,581,343.84/20,074.77
  6. Step 6: Final answer
    x = 10,390.22

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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.