Home / 19,136.30-26,408.39-10,522.83

Finding the Fourth Proportional to 19,136.30, 26,408.39 and 10,522.83

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Solution

The fourth proportional to 19,136.30, 26,408.39 and 10,522.83 is: 14,521.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,136.30 : 26,408.39 = 10,522.83 : x
  2. Step 2: Convert to fraction form
    19,136.30/26,408.39 = 10,522.83/x
  3. Step 3: Cross multiply
    19,136.30x = 26,408.39 × 10,522.83
  4. Step 4: Simplify right side
    19,136.30x = 277,890,945.93
  5. Step 5: Solve for x
    x = 277,890,945.93/19,136.30
  6. Step 6: Final answer
    x = 14,521.67

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.