Home / 14,606.28-21,928.25-12,539.57

Finding the Fourth Proportional to 14,606.28, 21,928.25 and 12,539.57

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Solution

The fourth proportional to 14,606.28, 21,928.25 and 12,539.57 is: 18,825.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,606.28 : 21,928.25 = 12,539.57 : x
  2. Step 2: Convert to fraction form
    14,606.28/21,928.25 = 12,539.57/x
  3. Step 3: Cross multiply
    14,606.28x = 21,928.25 × 12,539.57
  4. Step 4: Simplify right side
    14,606.28x = 274,970,747.56
  5. Step 5: Solve for x
    x = 274,970,747.56/14,606.28
  6. Step 6: Final answer
    x = 18,825.52

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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.