Home / 15,680.09-23,527.43-5,822.80

Finding the Fourth Proportional to 15,680.09, 23,527.43 and 5,822.80

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Solution

The fourth proportional to 15,680.09, 23,527.43 and 5,822.80 is: 8,736.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,680.09 : 23,527.43 = 5,822.80 : x
  2. Step 2: Convert to fraction form
    15,680.09/23,527.43 = 5,822.80/x
  3. Step 3: Cross multiply
    15,680.09x = 23,527.43 × 5,822.80
  4. Step 4: Simplify right side
    15,680.09x = 136,995,453.31
  5. Step 5: Solve for x
    x = 136,995,453.31/15,680.09
  6. Step 6: Final answer
    x = 8,736.90

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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.