Home / 18,551.88-27,827.46-4,511.70

Finding the Fourth Proportional to 18,551.88, 27,827.46 and 4,511.70

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Solution

The fourth proportional to 18,551.88, 27,827.46 and 4,511.70 is: 6,767.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,551.88 : 27,827.46 = 4,511.70 : x
  2. Step 2: Convert to fraction form
    18,551.88/27,827.46 = 4,511.70/x
  3. Step 3: Cross multiply
    18,551.88x = 27,827.46 × 4,511.70
  4. Step 4: Simplify right side
    18,551.88x = 125,549,151.28
  5. Step 5: Solve for x
    x = 125,549,151.28/18,551.88
  6. Step 6: Final answer
    x = 6,767.46

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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.