Home / 22,419.40-33,636.30-9,934.60

Finding the Fourth Proportional to 22,419.40, 33,636.30 and 9,934.60

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Solution

The fourth proportional to 22,419.40, 33,636.30 and 9,934.60 is: 14,905.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,419.40 : 33,636.30 = 9,934.60 : x
  2. Step 2: Convert to fraction form
    22,419.40/33,636.30 = 9,934.60/x
  3. Step 3: Cross multiply
    22,419.40x = 33,636.30 × 9,934.60
  4. Step 4: Simplify right side
    22,419.40x = 334,163,185.98
  5. Step 5: Solve for x
    x = 334,163,185.98/22,419.40
  6. Step 6: Final answer
    x = 14,905.09

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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.