Home / 27,811.40-41,717.10-16,730.60

Finding the Fourth Proportional to 27,811.40, 41,717.10 and 16,730.60

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Solution

The fourth proportional to 27,811.40, 41,717.10 and 16,730.60 is: 25,095.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,811.40 : 41,717.10 = 16,730.60 : x
  2. Step 2: Convert to fraction form
    27,811.40/41,717.10 = 16,730.60/x
  3. Step 3: Cross multiply
    27,811.40x = 41,717.10 × 16,730.60
  4. Step 4: Simplify right side
    27,811.40x = 697,952,113.26
  5. Step 5: Solve for x
    x = 697,952,113.26/27,811.40
  6. Step 6: Final answer
    x = 25,095.90

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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.