Home / 19,612.18-27,065.41-12,062.95

Finding the Fourth Proportional to 19,612.18, 27,065.41 and 12,062.95

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Solution

The fourth proportional to 19,612.18, 27,065.41 and 12,062.95 is: 16,647.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,612.18 : 27,065.41 = 12,062.95 : x
  2. Step 2: Convert to fraction form
    19,612.18/27,065.41 = 12,062.95/x
  3. Step 3: Cross multiply
    19,612.18x = 27,065.41 × 12,062.95
  4. Step 4: Simplify right side
    19,612.18x = 326,488,687.56
  5. Step 5: Solve for x
    x = 326,488,687.56/19,612.18
  6. Step 6: Final answer
    x = 16,647.24

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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.