Home / 18,425.95-27,638.67-11,032.45

Finding the Fourth Proportional to 18,425.95, 27,638.67 and 11,032.45

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Solution

The fourth proportional to 18,425.95, 27,638.67 and 11,032.45 is: 16,548.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,425.95 : 27,638.67 = 11,032.45 : x
  2. Step 2: Convert to fraction form
    18,425.95/27,638.67 = 11,032.45/x
  3. Step 3: Cross multiply
    18,425.95x = 27,638.67 × 11,032.45
  4. Step 4: Simplify right side
    18,425.95x = 304,922,244.84
  5. Step 5: Solve for x
    x = 304,922,244.84/18,425.95
  6. Step 6: Final answer
    x = 16,548.52

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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.