Home / 18,845.21-26,006.70-10,348.11

Finding the Fourth Proportional to 18,845.21, 26,006.70 and 10,348.11

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Solution

The fourth proportional to 18,845.21, 26,006.70 and 10,348.11 is: 14,280.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,845.21 : 26,006.70 = 10,348.11 : x
  2. Step 2: Convert to fraction form
    18,845.21/26,006.70 = 10,348.11/x
  3. Step 3: Cross multiply
    18,845.21x = 26,006.70 × 10,348.11
  4. Step 4: Simplify right side
    18,845.21x = 269,120,192.34
  5. Step 5: Solve for x
    x = 269,120,192.34/18,845.21
  6. Step 6: Final answer
    x = 14,280.57

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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.