Home / 15,471.78-23,207.67-6,706.50

Finding the Fourth Proportional to 15,471.78, 23,207.67 and 6,706.50

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Solution

The fourth proportional to 15,471.78, 23,207.67 and 6,706.50 is: 10,059.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,471.78 : 23,207.67 = 6,706.50 : x
  2. Step 2: Convert to fraction form
    15,471.78/23,207.67 = 6,706.50/x
  3. Step 3: Cross multiply
    15,471.78x = 23,207.67 × 6,706.50
  4. Step 4: Simplify right side
    15,471.78x = 155,642,238.86
  5. Step 5: Solve for x
    x = 155,642,238.86/15,471.78
  6. Step 6: Final answer
    x = 10,059.75

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Double scale
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Similar ratio
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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.