Home / 10,823.24-16,220.50-5,558.03

Finding the Fourth Proportional to 10,823.24, 16,220.50 and 5,558.03

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Solution

The fourth proportional to 10,823.24, 16,220.50 and 5,558.03 is: 8,329.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,823.24 : 16,220.50 = 5,558.03 : x
  2. Step 2: Convert to fraction form
    10,823.24/16,220.50 = 5,558.03/x
  3. Step 3: Cross multiply
    10,823.24x = 16,220.50 × 5,558.03
  4. Step 4: Simplify right side
    10,823.24x = 90,154,113.95
  5. Step 5: Solve for x
    x = 90,154,113.95/10,823.24
  6. Step 6: Final answer
    x = 8,329.68

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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.