Home / 15,693.78-23,540.80-5,833.05

Finding the Fourth Proportional to 15,693.78, 23,540.80 and 5,833.05

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Solution

The fourth proportional to 15,693.78, 23,540.80 and 5,833.05 is: 8,749.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,693.78 : 23,540.80 = 5,833.05 : x
  2. Step 2: Convert to fraction form
    15,693.78/23,540.80 = 5,833.05/x
  3. Step 3: Cross multiply
    15,693.78x = 23,540.80 × 5,833.05
  4. Step 4: Simplify right side
    15,693.78x = 137,314,663.44
  5. Step 5: Solve for x
    x = 137,314,663.44/15,693.78
  6. Step 6: Final answer
    x = 8,749.62

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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.