Home / 14,451.50-21,677.26-5,217.50

Finding the Fourth Proportional to 14,451.50, 21,677.26 and 5,217.50

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Solution

The fourth proportional to 14,451.50, 21,677.26 and 5,217.50 is: 7,826.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,451.50 : 21,677.26 = 5,217.50 : x
  2. Step 2: Convert to fraction form
    14,451.50/21,677.26 = 5,217.50/x
  3. Step 3: Cross multiply
    14,451.50x = 21,677.26 × 5,217.50
  4. Step 4: Simplify right side
    14,451.50x = 113,101,104.05
  5. Step 5: Solve for x
    x = 113,101,104.05/14,451.50
  6. Step 6: Final answer
    x = 7,826.25

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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.