Home / 19,089.44-28,644.36-14,377.04

Finding the Fourth Proportional to 19,089.44, 28,644.36 and 14,377.04

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Solution

The fourth proportional to 19,089.44, 28,644.36 and 14,377.04 is: 21,573.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,089.44 : 28,644.36 = 14,377.04 : x
  2. Step 2: Convert to fraction form
    19,089.44/28,644.36 = 14,377.04/x
  3. Step 3: Cross multiply
    19,089.44x = 28,644.36 × 14,377.04
  4. Step 4: Simplify right side
    19,089.44x = 411,821,109.49
  5. Step 5: Solve for x
    x = 411,821,109.49/19,089.44
  6. Step 6: Final answer
    x = 21,573.24

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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.