Home / 28,000.26-38,638.35-16,063.29

Finding the Fourth Proportional to 28,000.26, 38,638.35 and 16,063.29

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Solution

The fourth proportional to 28,000.26, 38,638.35 and 16,063.29 is: 22,166.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,000.26 : 38,638.35 = 16,063.29 : x
  2. Step 2: Convert to fraction form
    28,000.26/38,638.35 = 16,063.29/x
  3. Step 3: Cross multiply
    28,000.26x = 38,638.35 × 16,063.29
  4. Step 4: Simplify right side
    28,000.26x = 620,659,021.17
  5. Step 5: Solve for x
    x = 620,659,021.17/28,000.26
  6. Step 6: Final answer
    x = 22,166.19

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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.