Home / 18,277.28-27,415.60-5,965.28

Finding the Fourth Proportional to 18,277.28, 27,415.60 and 5,965.28

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Solution

The fourth proportional to 18,277.28, 27,415.60 and 5,965.28 is: 8,947.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,277.28 : 27,415.60 = 5,965.28 : x
  2. Step 2: Convert to fraction form
    18,277.28/27,415.60 = 5,965.28/x
  3. Step 3: Cross multiply
    18,277.28x = 27,415.60 × 5,965.28
  4. Step 4: Simplify right side
    18,277.28x = 163,541,730.37
  5. Step 5: Solve for x
    x = 163,541,730.37/18,277.28
  6. Step 6: Final answer
    x = 8,947.82

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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.