Home / 18,228.54-25,155.37-9,845.04

Finding the Fourth Proportional to 18,228.54, 25,155.37 and 9,845.04

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Solution

The fourth proportional to 18,228.54, 25,155.37 and 9,845.04 is: 13,586.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,228.54 : 25,155.37 = 9,845.04 : x
  2. Step 2: Convert to fraction form
    18,228.54/25,155.37 = 9,845.04/x
  3. Step 3: Cross multiply
    18,228.54x = 25,155.37 × 9,845.04
  4. Step 4: Simplify right side
    18,228.54x = 247,655,623.86
  5. Step 5: Solve for x
    x = 247,655,623.86/18,228.54
  6. Step 6: Final answer
    x = 13,586.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.