Home / 27,340.80-41,018.34-8,621.46

Finding the Fourth Proportional to 27,340.80, 41,018.34 and 8,621.46

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Solution

The fourth proportional to 27,340.80, 41,018.34 and 8,621.46 is: 12,934.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,340.80 : 41,018.34 = 8,621.46 : x
  2. Step 2: Convert to fraction form
    27,340.80/41,018.34 = 8,621.46/x
  3. Step 3: Cross multiply
    27,340.80x = 41,018.34 × 8,621.46
  4. Step 4: Simplify right side
    27,340.80x = 353,637,977.58
  5. Step 5: Solve for x
    x = 353,637,977.58/27,340.80
  6. Step 6: Final answer
    x = 12,934.44

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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.