Home / 23,724.34-32,701.88-18,680.56

Finding the Fourth Proportional to 23,724.34, 32,701.88 and 18,680.56

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Solution

The fourth proportional to 23,724.34, 32,701.88 and 18,680.56 is: 25,749.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,724.34 : 32,701.88 = 18,680.56 : x
  2. Step 2: Convert to fraction form
    23,724.34/32,701.88 = 18,680.56/x
  3. Step 3: Cross multiply
    23,724.34x = 32,701.88 × 18,680.56
  4. Step 4: Simplify right side
    23,724.34x = 610,889,431.45
  5. Step 5: Solve for x
    x = 610,889,431.45/23,724.34
  6. Step 6: Final answer
    x = 25,749.48

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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.