Home / 18,377.03-27,555.12-16,809.68

Finding the Fourth Proportional to 18,377.03, 27,555.12 and 16,809.68

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Solution

The fourth proportional to 18,377.03, 27,555.12 and 16,809.68 is: 25,204.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,377.03 : 27,555.12 = 16,809.68 : x
  2. Step 2: Convert to fraction form
    18,377.03/27,555.12 = 16,809.68/x
  3. Step 3: Cross multiply
    18,377.03x = 27,555.12 × 16,809.68
  4. Step 4: Simplify right side
    18,377.03x = 463,192,818.45
  5. Step 5: Solve for x
    x = 463,192,818.45/18,377.03
  6. Step 6: Final answer
    x = 25,204.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.