Home / 18,949.49-26,134.88-16,675.92

Finding the Fourth Proportional to 18,949.49, 26,134.88 and 16,675.92

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Solution

The fourth proportional to 18,949.49, 26,134.88 and 16,675.92 is: 22,999.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,949.49 : 26,134.88 = 16,675.92 : x
  2. Step 2: Convert to fraction form
    18,949.49/26,134.88 = 16,675.92/x
  3. Step 3: Cross multiply
    18,949.49x = 26,134.88 × 16,675.92
  4. Step 4: Simplify right side
    18,949.49x = 435,823,168.09
  5. Step 5: Solve for x
    x = 435,823,168.09/18,949.49
  6. Step 6: Final answer
    x = 22,999.20

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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.