Home / 19,299.06-26,633.21-10,800.90

Finding the Fourth Proportional to 19,299.06, 26,633.21 and 10,800.90

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Solution

The fourth proportional to 19,299.06, 26,633.21 and 10,800.90 is: 14,905.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,299.06 : 26,633.21 = 10,800.90 : x
  2. Step 2: Convert to fraction form
    19,299.06/26,633.21 = 10,800.90/x
  3. Step 3: Cross multiply
    19,299.06x = 26,633.21 × 10,800.90
  4. Step 4: Simplify right side
    19,299.06x = 287,662,583.88
  5. Step 5: Solve for x
    x = 287,662,583.88/19,299.06
  6. Step 6: Final answer
    x = 14,905.52

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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.