Home / 22,394.63-30,891.73-13,996.55

Finding the Fourth Proportional to 22,394.63, 30,891.73 and 13,996.55

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Solution

The fourth proportional to 22,394.63, 30,891.73 and 13,996.55 is: 19,307.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,394.63 : 30,891.73 = 13,996.55 : x
  2. Step 2: Convert to fraction form
    22,394.63/30,891.73 = 13,996.55/x
  3. Step 3: Cross multiply
    22,394.63x = 30,891.73 × 13,996.55
  4. Step 4: Simplify right side
    22,394.63x = 432,377,538.25
  5. Step 5: Solve for x
    x = 432,377,538.25/22,394.63
  6. Step 6: Final answer
    x = 19,307.20

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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.