Home / 13,800.06-19,037.61-8,492.94

Finding the Fourth Proportional to 13,800.06, 19,037.61 and 8,492.94

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Solution

The fourth proportional to 13,800.06, 19,037.61 and 8,492.94 is: 11,716.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,800.06 : 19,037.61 = 8,492.94 : x
  2. Step 2: Convert to fraction form
    13,800.06/19,037.61 = 8,492.94/x
  3. Step 3: Cross multiply
    13,800.06x = 19,037.61 × 8,492.94
  4. Step 4: Simplify right side
    13,800.06x = 161,685,279.47
  5. Step 5: Solve for x
    x = 161,685,279.47/13,800.06
  6. Step 6: Final answer
    x = 11,716.27

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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.