Home / 19,132.44-28,645.44-14,438.28

Finding the Fourth Proportional to 19,132.44, 28,645.44 and 14,438.28

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Solution

The fourth proportional to 19,132.44, 28,645.44 and 14,438.28 is: 21,617.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,132.44 : 28,645.44 = 14,438.28 : x
  2. Step 2: Convert to fraction form
    19,132.44/28,645.44 = 14,438.28/x
  3. Step 3: Cross multiply
    19,132.44x = 28,645.44 × 14,438.28
  4. Step 4: Simplify right side
    19,132.44x = 413,590,883.44
  5. Step 5: Solve for x
    x = 413,590,883.44/19,132.44
  6. Step 6: Final answer
    x = 21,617.26

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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.