Home / 18,201.38-27,292.95-8,835.55

Finding the Fourth Proportional to 18,201.38, 27,292.95 and 8,835.55

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Solution

The fourth proportional to 18,201.38, 27,292.95 and 8,835.55 is: 13,248.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,201.38 : 27,292.95 = 8,835.55 : x
  2. Step 2: Convert to fraction form
    18,201.38/27,292.95 = 8,835.55/x
  3. Step 3: Cross multiply
    18,201.38x = 27,292.95 × 8,835.55
  4. Step 4: Simplify right side
    18,201.38x = 241,148,156.14
  5. Step 5: Solve for x
    x = 241,148,156.14/18,201.38
  6. Step 6: Final answer
    x = 13,248.90

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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.