Home / 18,208.64-27,319.50-6,364.14

Finding the Fourth Proportional to 18,208.64, 27,319.50 and 6,364.14

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Solution

The fourth proportional to 18,208.64, 27,319.50 and 6,364.14 is: 9,548.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,208.64 : 27,319.50 = 6,364.14 : x
  2. Step 2: Convert to fraction form
    18,208.64/27,319.50 = 6,364.14/x
  3. Step 3: Cross multiply
    18,208.64x = 27,319.50 × 6,364.14
  4. Step 4: Simplify right side
    18,208.64x = 173,865,122.73
  5. Step 5: Solve for x
    x = 173,865,122.73/18,208.64
  6. Step 6: Final answer
    x = 9,548.50

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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.