Home / 15,760.50-23,640.75-6,526.50

Finding the Fourth Proportional to 15,760.50, 23,640.75 and 6,526.50

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Solution

The fourth proportional to 15,760.50, 23,640.75 and 6,526.50 is: 9,789.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,760.50 : 23,640.75 = 6,526.50 : x
  2. Step 2: Convert to fraction form
    15,760.50/23,640.75 = 6,526.50/x
  3. Step 3: Cross multiply
    15,760.50x = 23,640.75 × 6,526.50
  4. Step 4: Simplify right side
    15,760.50x = 154,291,354.88
  5. Step 5: Solve for x
    x = 154,291,354.88/15,760.50
  6. Step 6: Final answer
    x = 9,789.75

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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.