Home / 15,528.31-23,273.02-12,228.37

Finding the Fourth Proportional to 15,528.31, 23,273.02 and 12,228.37

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Solution

The fourth proportional to 15,528.31, 23,273.02 and 12,228.37 is: 18,327.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,528.31 : 23,273.02 = 12,228.37 : x
  2. Step 2: Convert to fraction form
    15,528.31/23,273.02 = 12,228.37/x
  3. Step 3: Cross multiply
    15,528.31x = 23,273.02 × 12,228.37
  4. Step 4: Simplify right side
    15,528.31x = 284,591,056.68
  5. Step 5: Solve for x
    x = 284,591,056.68/15,528.31
  6. Step 6: Final answer
    x = 18,327.24

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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.