Home / 14,027.23-19,356.23-7,739.20

Finding the Fourth Proportional to 14,027.23, 19,356.23 and 7,739.20

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Solution

The fourth proportional to 14,027.23, 19,356.23 and 7,739.20 is: 10,679.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,027.23 : 19,356.23 = 7,739.20 : x
  2. Step 2: Convert to fraction form
    14,027.23/19,356.23 = 7,739.20/x
  3. Step 3: Cross multiply
    14,027.23x = 19,356.23 × 7,739.20
  4. Step 4: Simplify right side
    14,027.23x = 149,801,735.22
  5. Step 5: Solve for x
    x = 149,801,735.22/14,027.23
  6. Step 6: Final answer
    x = 10,679.35

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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.