Home / 30,156.44-41,614.74-16,728.92

Finding the Fourth Proportional to 30,156.44, 41,614.74 and 16,728.92

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Solution

The fourth proportional to 30,156.44, 41,614.74 and 16,728.92 is: 23,085.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,156.44 : 41,614.74 = 16,728.92 : x
  2. Step 2: Convert to fraction form
    30,156.44/41,614.74 = 16,728.92/x
  3. Step 3: Cross multiply
    30,156.44x = 41,614.74 × 16,728.92
  4. Step 4: Simplify right side
    30,156.44x = 696,169,656.28
  5. Step 5: Solve for x
    x = 696,169,656.28/30,156.44
  6. Step 6: Final answer
    x = 23,085.27

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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.