Home / 20,203.10-30,309.51-6,352.10

Finding the Fourth Proportional to 20,203.10, 30,309.51 and 6,352.10

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Solution

The fourth proportional to 20,203.10, 30,309.51 and 6,352.10 is: 9,529.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,203.10 : 30,309.51 = 6,352.10 : x
  2. Step 2: Convert to fraction form
    20,203.10/30,309.51 = 6,352.10/x
  3. Step 3: Cross multiply
    20,203.10x = 30,309.51 × 6,352.10
  4. Step 4: Simplify right side
    20,203.10x = 192,529,038.47
  5. Step 5: Solve for x
    x = 192,529,038.47/20,203.10
  6. Step 6: Final answer
    x = 9,529.68

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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.