Home / 15,755.06-23,640.78-10,206.96

Finding the Fourth Proportional to 15,755.06, 23,640.78 and 10,206.96

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Solution

The fourth proportional to 15,755.06, 23,640.78 and 10,206.96 is: 15,315.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,755.06 : 23,640.78 = 10,206.96 : x
  2. Step 2: Convert to fraction form
    15,755.06/23,640.78 = 10,206.96/x
  3. Step 3: Cross multiply
    15,755.06x = 23,640.78 × 10,206.96
  4. Step 4: Simplify right side
    15,755.06x = 241,300,495.83
  5. Step 5: Solve for x
    x = 241,300,495.83/15,755.06
  6. Step 6: Final answer
    x = 15,315.75

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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.