Home / 33,143.63-45,738.20-19,004.67

Finding the Fourth Proportional to 33,143.63, 45,738.20 and 19,004.67

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Solution

The fourth proportional to 33,143.63, 45,738.20 and 19,004.67 is: 26,226.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,143.63 : 45,738.20 = 19,004.67 : x
  2. Step 2: Convert to fraction form
    33,143.63/45,738.20 = 19,004.67/x
  3. Step 3: Cross multiply
    33,143.63x = 45,738.20 × 19,004.67
  4. Step 4: Simplify right side
    33,143.63x = 869,239,444.91
  5. Step 5: Solve for x
    x = 869,239,444.91/33,143.63
  6. Step 6: Final answer
    x = 26,226.44

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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.