Home / 14,660.56-21,990.86-3,567.25

Finding the Fourth Proportional to 14,660.56, 21,990.86 and 3,567.25

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Solution

The fourth proportional to 14,660.56, 21,990.86 and 3,567.25 is: 5,350.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,660.56 : 21,990.86 = 3,567.25 : x
  2. Step 2: Convert to fraction form
    14,660.56/21,990.86 = 3,567.25/x
  3. Step 3: Cross multiply
    14,660.56x = 21,990.86 × 3,567.25
  4. Step 4: Simplify right side
    14,660.56x = 78,446,822.52
  5. Step 5: Solve for x
    x = 78,446,822.52/14,660.56
  6. Step 6: Final answer
    x = 5,350.87

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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.