Home / 20,533.24-30,803.46-10,671.68

Finding the Fourth Proportional to 20,533.24, 30,803.46 and 10,671.68

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Solution

The fourth proportional to 20,533.24, 30,803.46 and 10,671.68 is: 16,009.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,533.24 : 30,803.46 = 10,671.68 : x
  2. Step 2: Convert to fraction form
    20,533.24/30,803.46 = 10,671.68/x
  3. Step 3: Cross multiply
    20,533.24x = 30,803.46 × 10,671.68
  4. Step 4: Simplify right side
    20,533.24x = 328,724,668.01
  5. Step 5: Solve for x
    x = 328,724,668.01/20,533.24
  6. Step 6: Final answer
    x = 16,009.39

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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.