Home / 18,236.32-27,358.80-6,550.72

Finding the Fourth Proportional to 18,236.32, 27,358.80 and 6,550.72

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Solution

The fourth proportional to 18,236.32, 27,358.80 and 6,550.72 is: 9,827.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,236.32 : 27,358.80 = 6,550.72 : x
  2. Step 2: Convert to fraction form
    18,236.32/27,358.80 = 6,550.72/x
  3. Step 3: Cross multiply
    18,236.32x = 27,358.80 × 6,550.72
  4. Step 4: Simplify right side
    18,236.32x = 179,219,838.34
  5. Step 5: Solve for x
    x = 179,219,838.34/18,236.32
  6. Step 6: Final answer
    x = 9,827.63

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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.