Home / 20,632.01-30,989.42-20,050.62

Finding the Fourth Proportional to 20,632.01, 30,989.42 and 20,050.62

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Solution

The fourth proportional to 20,632.01, 30,989.42 and 20,050.62 is: 30,116.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,632.01 : 30,989.42 = 20,050.62 : x
  2. Step 2: Convert to fraction form
    20,632.01/30,989.42 = 20,050.62/x
  3. Step 3: Cross multiply
    20,632.01x = 30,989.42 × 20,050.62
  4. Step 4: Simplify right side
    20,632.01x = 621,356,984.19
  5. Step 5: Solve for x
    x = 621,356,984.19/20,632.01
  6. Step 6: Final answer
    x = 30,116.17

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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.