Home / 30,528.24-45,792.96-20,064.96

Finding the Fourth Proportional to 30,528.24, 45,792.96 and 20,064.96

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Solution

The fourth proportional to 30,528.24, 45,792.96 and 20,064.96 is: 30,097.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,528.24 : 45,792.96 = 20,064.96 : x
  2. Step 2: Convert to fraction form
    30,528.24/45,792.96 = 20,064.96/x
  3. Step 3: Cross multiply
    30,528.24x = 45,792.96 × 20,064.96
  4. Step 4: Simplify right side
    30,528.24x = 918,833,910.68
  5. Step 5: Solve for x
    x = 918,833,910.68/30,528.24
  6. Step 6: Final answer
    x = 30,097.83

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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.