Home / 19,186.92-26,479.85-11,228.67

Finding the Fourth Proportional to 19,186.92, 26,479.85 and 11,228.67

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Solution

The fourth proportional to 19,186.92, 26,479.85 and 11,228.67 is: 15,496.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,186.92 : 26,479.85 = 11,228.67 : x
  2. Step 2: Convert to fraction form
    19,186.92/26,479.85 = 11,228.67/x
  3. Step 3: Cross multiply
    19,186.92x = 26,479.85 × 11,228.67
  4. Step 4: Simplify right side
    19,186.92x = 297,333,441.16
  5. Step 5: Solve for x
    x = 297,333,441.16/19,186.92
  6. Step 6: Final answer
    x = 15,496.67

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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.