Home / 14,214.96-21,323.52-3,826.80

Finding the Fourth Proportional to 14,214.96, 21,323.52 and 3,826.80

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Solution

The fourth proportional to 14,214.96, 21,323.52 and 3,826.80 is: 5,740.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,214.96 : 21,323.52 = 3,826.80 : x
  2. Step 2: Convert to fraction form
    14,214.96/21,323.52 = 3,826.80/x
  3. Step 3: Cross multiply
    14,214.96x = 21,323.52 × 3,826.80
  4. Step 4: Simplify right side
    14,214.96x = 81,600,846.34
  5. Step 5: Solve for x
    x = 81,600,846.34/14,214.96
  6. Step 6: Final answer
    x = 5,740.49

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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.