Home / 20,030.44-30,019.36-14,740.68

Finding the Fourth Proportional to 20,030.44, 30,019.36 and 14,740.68

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Solution

The fourth proportional to 20,030.44, 30,019.36 and 14,740.68 is: 22,091.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,030.44 : 30,019.36 = 14,740.68 : x
  2. Step 2: Convert to fraction form
    20,030.44/30,019.36 = 14,740.68/x
  3. Step 3: Cross multiply
    20,030.44x = 30,019.36 × 14,740.68
  4. Step 4: Simplify right side
    20,030.44x = 442,505,779.56
  5. Step 5: Solve for x
    x = 442,505,779.56/20,030.44
  6. Step 6: Final answer
    x = 22,091.67

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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.