Home / 22,764.10-34,126.26-12,239.86

Finding the Fourth Proportional to 22,764.10, 34,126.26 and 12,239.86

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Solution

The fourth proportional to 22,764.10, 34,126.26 and 12,239.86 is: 18,349.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,764.10 : 34,126.26 = 12,239.86 : x
  2. Step 2: Convert to fraction form
    22,764.10/34,126.26 = 12,239.86/x
  3. Step 3: Cross multiply
    22,764.10x = 34,126.26 × 12,239.86
  4. Step 4: Simplify right side
    22,764.10x = 417,700,644.72
  5. Step 5: Solve for x
    x = 417,700,644.72/22,764.10
  6. Step 6: Final answer
    x = 18,349.10

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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.