Home / 14,282.34-21,425.52-4,422.48

Finding the Fourth Proportional to 14,282.34, 21,425.52 and 4,422.48

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Solution

The fourth proportional to 14,282.34, 21,425.52 and 4,422.48 is: 6,634.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,282.34 : 21,425.52 = 4,422.48 : x
  2. Step 2: Convert to fraction form
    14,282.34/21,425.52 = 4,422.48/x
  3. Step 3: Cross multiply
    14,282.34x = 21,425.52 × 4,422.48
  4. Step 4: Simplify right side
    14,282.34x = 94,753,933.69
  5. Step 5: Solve for x
    x = 94,753,933.69/14,282.34
  6. Step 6: Final answer
    x = 6,634.34

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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.