Home / 30,302.82-41,819.13-16,873.23

Finding the Fourth Proportional to 30,302.82, 41,819.13 and 16,873.23

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Solution

The fourth proportional to 30,302.82, 41,819.13 and 16,873.23 is: 23,285.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,302.82 : 41,819.13 = 16,873.23 : x
  2. Step 2: Convert to fraction form
    30,302.82/41,819.13 = 16,873.23/x
  3. Step 3: Cross multiply
    30,302.82x = 41,819.13 × 16,873.23
  4. Step 4: Simplify right side
    30,302.82x = 705,623,798.89
  5. Step 5: Solve for x
    x = 705,623,798.89/30,302.82
  6. Step 6: Final answer
    x = 23,285.75

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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.