Home / 30,155.92-41,615.84-16,726.74

Finding the Fourth Proportional to 30,155.92, 41,615.84 and 16,726.74

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Solution

The fourth proportional to 30,155.92, 41,615.84 and 16,726.74 is: 23,083.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,155.92 : 41,615.84 = 16,726.74 : x
  2. Step 2: Convert to fraction form
    30,155.92/41,615.84 = 16,726.74/x
  3. Step 3: Cross multiply
    30,155.92x = 41,615.84 × 16,726.74
  4. Step 4: Simplify right side
    30,155.92x = 696,097,043.85
  5. Step 5: Solve for x
    x = 696,097,043.85/30,155.92
  6. Step 6: Final answer
    x = 23,083.26

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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.