Home / 19,026.26-28,553.41-9,031.04

Finding the Fourth Proportional to 19,026.26, 28,553.41 and 9,031.04

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Solution

The fourth proportional to 19,026.26, 28,553.41 and 9,031.04 is: 13,553.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,026.26 : 28,553.41 = 9,031.04 : x
  2. Step 2: Convert to fraction form
    19,026.26/28,553.41 = 9,031.04/x
  3. Step 3: Cross multiply
    19,026.26x = 28,553.41 × 9,031.04
  4. Step 4: Simplify right side
    19,026.26x = 257,866,987.85
  5. Step 5: Solve for x
    x = 257,866,987.85/19,026.26
  6. Step 6: Final answer
    x = 13,553.21

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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.