Home / 14,541.68-21,793.92-12,659.84

Finding the Fourth Proportional to 14,541.68, 21,793.92 and 12,659.84

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Solution

The fourth proportional to 14,541.68, 21,793.92 and 12,659.84 is: 18,973.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,541.68 : 21,793.92 = 12,659.84 : x
  2. Step 2: Convert to fraction form
    14,541.68/21,793.92 = 12,659.84/x
  3. Step 3: Cross multiply
    14,541.68x = 21,793.92 × 12,659.84
  4. Step 4: Simplify right side
    14,541.68x = 275,907,540.17
  5. Step 5: Solve for x
    x = 275,907,540.17/14,541.68
  6. Step 6: Final answer
    x = 18,973.57

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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.