Home / 19,018.90-26,244.05-10,519.67

Finding the Fourth Proportional to 19,018.90, 26,244.05 and 10,519.67

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Solution

The fourth proportional to 19,018.90, 26,244.05 and 10,519.67 is: 14,516.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,018.90 : 26,244.05 = 10,519.67 : x
  2. Step 2: Convert to fraction form
    19,018.90/26,244.05 = 10,519.67/x
  3. Step 3: Cross multiply
    19,018.90x = 26,244.05 × 10,519.67
  4. Step 4: Simplify right side
    19,018.90x = 276,078,640.54
  5. Step 5: Solve for x
    x = 276,078,640.54/19,018.90
  6. Step 6: Final answer
    x = 14,516.02

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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.