Home / 12,222.01-18,336.12-5,652.91

Finding the Fourth Proportional to 12,222.01, 18,336.12 and 5,652.91

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Solution

The fourth proportional to 12,222.01, 18,336.12 and 5,652.91 is: 8,480.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,222.01 : 18,336.12 = 5,652.91 : x
  2. Step 2: Convert to fraction form
    12,222.01/18,336.12 = 5,652.91/x
  3. Step 3: Cross multiply
    12,222.01x = 18,336.12 × 5,652.91
  4. Step 4: Simplify right side
    12,222.01x = 103,652,436.11
  5. Step 5: Solve for x
    x = 103,652,436.11/12,222.01
  6. Step 6: Final answer
    x = 8,480.80

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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.