Home / 13,883.70-20,826.63-4,023.12

Finding the Fourth Proportional to 13,883.70, 20,826.63 and 4,023.12

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Solution

The fourth proportional to 13,883.70, 20,826.63 and 4,023.12 is: 6,034.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,883.70 : 20,826.63 = 4,023.12 : x
  2. Step 2: Convert to fraction form
    13,883.70/20,826.63 = 4,023.12/x
  3. Step 3: Cross multiply
    13,883.70x = 20,826.63 × 4,023.12
  4. Step 4: Simplify right side
    13,883.70x = 83,788,031.69
  5. Step 5: Solve for x
    x = 83,788,031.69/13,883.70
  6. Step 6: Final answer
    x = 6,034.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.