Home / 15,610.98-23,395.80-8,200.28

Finding the Fourth Proportional to 15,610.98, 23,395.80 and 8,200.28

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Solution

The fourth proportional to 15,610.98, 23,395.80 and 8,200.28 is: 12,289.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,610.98 : 23,395.80 = 8,200.28 : x
  2. Step 2: Convert to fraction form
    15,610.98/23,395.80 = 8,200.28/x
  3. Step 3: Cross multiply
    15,610.98x = 23,395.80 × 8,200.28
  4. Step 4: Simplify right side
    15,610.98x = 191,852,110.82
  5. Step 5: Solve for x
    x = 191,852,110.82/15,610.98
  6. Step 6: Final answer
    x = 12,289.56

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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.