Home / 15,228.70-22,847.37-9,231.46

Finding the Fourth Proportional to 15,228.70, 22,847.37 and 9,231.46

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Solution

The fourth proportional to 15,228.70, 22,847.37 and 9,231.46 is: 13,849.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,228.70 : 22,847.37 = 9,231.46 : x
  2. Step 2: Convert to fraction form
    15,228.70/22,847.37 = 9,231.46/x
  3. Step 3: Cross multiply
    15,228.70x = 22,847.37 × 9,231.46
  4. Step 4: Simplify right side
    15,228.70x = 210,914,582.26
  5. Step 5: Solve for x
    x = 210,914,582.26/15,228.70
  6. Step 6: Final answer
    x = 13,849.81

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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.