Home / 18,228.20-27,347.06-5,748.64

Finding the Fourth Proportional to 18,228.20, 27,347.06 and 5,748.64

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Solution

The fourth proportional to 18,228.20, 27,347.06 and 5,748.64 is: 8,624.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,228.20 : 27,347.06 = 5,748.64 : x
  2. Step 2: Convert to fraction form
    18,228.20/27,347.06 = 5,748.64/x
  3. Step 3: Cross multiply
    18,228.20x = 27,347.06 × 5,748.64
  4. Step 4: Simplify right side
    18,228.20x = 157,208,403.00
  5. Step 5: Solve for x
    x = 157,208,403.00/18,228.20
  6. Step 6: Final answer
    x = 8,624.46

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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.