Home / 15,738.78-23,608.26-5,866.50

Finding the Fourth Proportional to 15,738.78, 23,608.26 and 5,866.50

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Solution

The fourth proportional to 15,738.78, 23,608.26 and 5,866.50 is: 8,799.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,738.78 : 23,608.26 = 5,866.50 : x
  2. Step 2: Convert to fraction form
    15,738.78/23,608.26 = 5,866.50/x
  3. Step 3: Cross multiply
    15,738.78x = 23,608.26 × 5,866.50
  4. Step 4: Simplify right side
    15,738.78x = 138,497,857.29
  5. Step 5: Solve for x
    x = 138,497,857.29/15,738.78
  6. Step 6: Final answer
    x = 8,799.78

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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.