Home / 18,604.95-27,911.27-6,125.72

Finding the Fourth Proportional to 18,604.95, 27,911.27 and 6,125.72

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Solution

The fourth proportional to 18,604.95, 27,911.27 and 6,125.72 is: 9,189.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,604.95 : 27,911.27 = 6,125.72 : x
  2. Step 2: Convert to fraction form
    18,604.95/27,911.27 = 6,125.72/x
  3. Step 3: Cross multiply
    18,604.95x = 27,911.27 × 6,125.72
  4. Step 4: Simplify right side
    18,604.95x = 170,976,594.24
  5. Step 5: Solve for x
    x = 170,976,594.24/18,604.95
  6. Step 6: Final answer
    x = 9,189.84

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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.