Home / 22,765.37-34,157.90-12,223.08

Finding the Fourth Proportional to 22,765.37, 34,157.90 and 12,223.08

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Solution

The fourth proportional to 22,765.37, 34,157.90 and 12,223.08 is: 18,339.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,765.37 : 34,157.90 = 12,223.08 : x
  2. Step 2: Convert to fraction form
    22,765.37/34,157.90 = 12,223.08/x
  3. Step 3: Cross multiply
    22,765.37x = 34,157.90 × 12,223.08
  4. Step 4: Simplify right side
    22,765.37x = 417,514,683.22
  5. Step 5: Solve for x
    x = 417,514,683.22/22,765.37
  6. Step 6: Final answer
    x = 18,339.91

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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.