Home / 28,480.92-39,300.28-16,542.33

Finding the Fourth Proportional to 28,480.92, 39,300.28 and 16,542.33

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Solution

The fourth proportional to 28,480.92, 39,300.28 and 16,542.33 is: 22,826.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,480.92 : 39,300.28 = 16,542.33 : x
  2. Step 2: Convert to fraction form
    28,480.92/39,300.28 = 16,542.33/x
  3. Step 3: Cross multiply
    28,480.92x = 39,300.28 × 16,542.33
  4. Step 4: Simplify right side
    28,480.92x = 650,118,200.85
  5. Step 5: Solve for x
    x = 650,118,200.85/28,480.92
  6. Step 6: Final answer
    x = 22,826.45

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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.