Home / 17,721.05-24,458.09-12,051.99

Finding the Fourth Proportional to 17,721.05, 24,458.09 and 12,051.99

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Solution

The fourth proportional to 17,721.05, 24,458.09 and 12,051.99 is: 16,633.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,721.05 : 24,458.09 = 12,051.99 : x
  2. Step 2: Convert to fraction form
    17,721.05/24,458.09 = 12,051.99/x
  3. Step 3: Cross multiply
    17,721.05x = 24,458.09 × 12,051.99
  4. Step 4: Simplify right side
    17,721.05x = 294,768,595.84
  5. Step 5: Solve for x
    x = 294,768,595.84/17,721.05
  6. Step 6: Final answer
    x = 16,633.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.