Home / 21,623.58-32,423.84-11,089.34

Finding the Fourth Proportional to 21,623.58, 32,423.84 and 11,089.34

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Solution

The fourth proportional to 21,623.58, 32,423.84 and 11,089.34 is: 16,628.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,623.58 : 32,423.84 = 11,089.34 : x
  2. Step 2: Convert to fraction form
    21,623.58/32,423.84 = 11,089.34/x
  3. Step 3: Cross multiply
    21,623.58x = 32,423.84 × 11,089.34
  4. Step 4: Simplify right side
    21,623.58x = 359,558,768.30
  5. Step 5: Solve for x
    x = 359,558,768.30/21,623.58
  6. Step 6: Final answer
    x = 16,628.09

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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.