Home / 20,570.53-30,858.15-10,033.03

Finding the Fourth Proportional to 20,570.53, 30,858.15 and 10,033.03

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Solution

The fourth proportional to 20,570.53, 30,858.15 and 10,033.03 is: 15,050.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,570.53 : 30,858.15 = 10,033.03 : x
  2. Step 2: Convert to fraction form
    20,570.53/30,858.15 = 10,033.03/x
  3. Step 3: Cross multiply
    20,570.53x = 30,858.15 × 10,033.03
  4. Step 4: Simplify right side
    20,570.53x = 309,600,744.69
  5. Step 5: Solve for x
    x = 309,600,744.69/20,570.53
  6. Step 6: Final answer
    x = 15,050.69

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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.