Home / 21,597.14-29,804.64-12,166.04

Finding the Fourth Proportional to 21,597.14, 29,804.64 and 12,166.04

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Solution

The fourth proportional to 21,597.14, 29,804.64 and 12,166.04 is: 16,789.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,597.14 : 29,804.64 = 12,166.04 : x
  2. Step 2: Convert to fraction form
    21,597.14/29,804.64 = 12,166.04/x
  3. Step 3: Cross multiply
    21,597.14x = 29,804.64 × 12,166.04
  4. Step 4: Simplify right side
    21,597.14x = 362,604,442.43
  5. Step 5: Solve for x
    x = 362,604,442.43/21,597.14
  6. Step 6: Final answer
    x = 16,789.47

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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.