Home / 18,289.58-27,430.25-10,896.14

Finding the Fourth Proportional to 18,289.58, 27,430.25 and 10,896.14

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Solution

The fourth proportional to 18,289.58, 27,430.25 and 10,896.14 is: 16,341.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,289.58 : 27,430.25 = 10,896.14 : x
  2. Step 2: Convert to fraction form
    18,289.58/27,430.25 = 10,896.14/x
  3. Step 3: Cross multiply
    18,289.58x = 27,430.25 × 10,896.14
  4. Step 4: Simplify right side
    18,289.58x = 298,883,652.60
  5. Step 5: Solve for x
    x = 298,883,652.60/18,289.58
  6. Step 6: Final answer
    x = 16,341.75

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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.