Home / 14,488.88-21,738.14-4,629.56

Finding the Fourth Proportional to 14,488.88, 21,738.14 and 4,629.56

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Solution

The fourth proportional to 14,488.88, 21,738.14 and 4,629.56 is: 6,945.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,488.88 : 21,738.14 = 4,629.56 : x
  2. Step 2: Convert to fraction form
    14,488.88/21,738.14 = 4,629.56/x
  3. Step 3: Cross multiply
    14,488.88x = 21,738.14 × 4,629.56
  4. Step 4: Simplify right side
    14,488.88x = 100,638,023.42
  5. Step 5: Solve for x
    x = 100,638,023.42/14,488.88
  6. Step 6: Final answer
    x = 6,945.88

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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.