Home / 19,384.70-26,753.82-11,835.42

Finding the Fourth Proportional to 19,384.70, 26,753.82 and 11,835.42

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Solution

The fourth proportional to 19,384.70, 26,753.82 and 11,835.42 is: 16,334.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,384.70 : 26,753.82 = 11,835.42 : x
  2. Step 2: Convert to fraction form
    19,384.70/26,753.82 = 11,835.42/x
  3. Step 3: Cross multiply
    19,384.70x = 26,753.82 × 11,835.42
  4. Step 4: Simplify right side
    19,384.70x = 316,642,696.30
  5. Step 5: Solve for x
    x = 316,642,696.30/19,384.70
  6. Step 6: Final answer
    x = 16,334.67

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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.