Home / 17,800.30-26,688.30-8,444.80

Finding the Fourth Proportional to 17,800.30, 26,688.30 and 8,444.80

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Solution

The fourth proportional to 17,800.30, 26,688.30 and 8,444.80 is: 12,661.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,800.30 : 26,688.30 = 8,444.80 : x
  2. Step 2: Convert to fraction form
    17,800.30/26,688.30 = 8,444.80/x
  3. Step 3: Cross multiply
    17,800.30x = 26,688.30 × 8,444.80
  4. Step 4: Simplify right side
    17,800.30x = 225,377,355.84
  5. Step 5: Solve for x
    x = 225,377,355.84/17,800.30
  6. Step 6: Final answer
    x = 12,661.44

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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.