Home / 18,483.58-27,671.91-16,399.45

Finding the Fourth Proportional to 18,483.58, 27,671.91 and 16,399.45

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Solution

The fourth proportional to 18,483.58, 27,671.91 and 16,399.45 is: 24,551.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,483.58 : 27,671.91 = 16,399.45 : x
  2. Step 2: Convert to fraction form
    18,483.58/27,671.91 = 16,399.45/x
  3. Step 3: Cross multiply
    18,483.58x = 27,671.91 × 16,399.45
  4. Step 4: Simplify right side
    18,483.58x = 453,804,104.45
  5. Step 5: Solve for x
    x = 453,804,104.45/18,483.58
  6. Step 6: Final answer
    x = 24,551.74

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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.