Home / 12,567.54-18,932.84-11,956.26

Finding the Fourth Proportional to 12,567.54, 18,932.84 and 11,956.26

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Solution

The fourth proportional to 12,567.54, 18,932.84 and 11,956.26 is: 18,011.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,567.54 : 18,932.84 = 11,956.26 : x
  2. Step 2: Convert to fraction form
    12,567.54/18,932.84 = 11,956.26/x
  3. Step 3: Cross multiply
    12,567.54x = 18,932.84 × 11,956.26
  4. Step 4: Simplify right side
    12,567.54x = 226,365,897.80
  5. Step 5: Solve for x
    x = 226,365,897.80/12,567.54
  6. Step 6: Final answer
    x = 18,011.95

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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.