Home / 30,161.88-41,623.50-16,733.40

Finding the Fourth Proportional to 30,161.88, 41,623.50 and 16,733.40

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Solution

The fourth proportional to 30,161.88, 41,623.50 and 16,733.40 is: 23,092.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,161.88 : 41,623.50 = 16,733.40 : x
  2. Step 2: Convert to fraction form
    30,161.88/41,623.50 = 16,733.40/x
  3. Step 3: Cross multiply
    30,161.88x = 41,623.50 × 16,733.40
  4. Step 4: Simplify right side
    30,161.88x = 696,502,674.90
  5. Step 5: Solve for x
    x = 696,502,674.90/30,161.88
  6. Step 6: Final answer
    x = 23,092.15

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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.