Home / 15,539.44-23,289.70-12,239.50

Finding the Fourth Proportional to 15,539.44, 23,289.70 and 12,239.50

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Solution

The fourth proportional to 15,539.44, 23,289.70 and 12,239.50 is: 18,343.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,539.44 : 23,289.70 = 12,239.50 : x
  2. Step 2: Convert to fraction form
    15,539.44/23,289.70 = 12,239.50/x
  3. Step 3: Cross multiply
    15,539.44x = 23,289.70 × 12,239.50
  4. Step 4: Simplify right side
    15,539.44x = 285,054,283.15
  5. Step 5: Solve for x
    x = 285,054,283.15/15,539.44
  6. Step 6: Final answer
    x = 18,343.92

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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.