Home / 14,655.55-20,223.46-8,282.69

Finding the Fourth Proportional to 14,655.55, 20,223.46 and 8,282.69

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Solution

The fourth proportional to 14,655.55, 20,223.46 and 8,282.69 is: 11,429.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,655.55 : 20,223.46 = 8,282.69 : x
  2. Step 2: Convert to fraction form
    14,655.55/20,223.46 = 8,282.69/x
  3. Step 3: Cross multiply
    14,655.55x = 20,223.46 × 8,282.69
  4. Step 4: Simplify right side
    14,655.55x = 167,504,528.08
  5. Step 5: Solve for x
    x = 167,504,528.08/14,655.55
  6. Step 6: Final answer
    x = 11,429.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.