Home / 14,559.25-21,838.88-3,615.25

Finding the Fourth Proportional to 14,559.25, 21,838.88 and 3,615.25

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Solution

The fourth proportional to 14,559.25, 21,838.88 and 3,615.25 is: 5,422.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,559.25 : 21,838.88 = 3,615.25 : x
  2. Step 2: Convert to fraction form
    14,559.25/21,838.88 = 3,615.25/x
  3. Step 3: Cross multiply
    14,559.25x = 21,838.88 × 3,615.25
  4. Step 4: Simplify right side
    14,559.25x = 78,952,992.84
  5. Step 5: Solve for x
    x = 78,952,992.84/14,559.25
  6. Step 6: Final answer
    x = 5,422.88

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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.