Home / 20,532.24-30,801.96-10,670.68

Finding the Fourth Proportional to 20,532.24, 30,801.96 and 10,670.68

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Solution

The fourth proportional to 20,532.24, 30,801.96 and 10,670.68 is: 16,007.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,532.24 : 30,801.96 = 10,670.68 : x
  2. Step 2: Convert to fraction form
    20,532.24/30,801.96 = 10,670.68/x
  3. Step 3: Cross multiply
    20,532.24x = 30,801.96 × 10,670.68
  4. Step 4: Simplify right side
    20,532.24x = 328,677,858.53
  5. Step 5: Solve for x
    x = 328,677,858.53/20,532.24
  6. Step 6: Final answer
    x = 16,007.89

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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.