Home / 14,256.54-21,482.15-11,716.38

Finding the Fourth Proportional to 14,256.54, 21,482.15 and 11,716.38

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Solution

The fourth proportional to 14,256.54, 21,482.15 and 11,716.38 is: 17,654.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,256.54 : 21,482.15 = 11,716.38 : x
  2. Step 2: Convert to fraction form
    14,256.54/21,482.15 = 11,716.38/x
  3. Step 3: Cross multiply
    14,256.54x = 21,482.15 × 11,716.38
  4. Step 4: Simplify right side
    14,256.54x = 251,692,974.04
  5. Step 5: Solve for x
    x = 251,692,974.04/14,256.54
  6. Step 6: Final answer
    x = 17,654.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.