Home / 18,077.58-27,125.01-6,396.30

Finding the Fourth Proportional to 18,077.58, 27,125.01 and 6,396.30

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Solution

The fourth proportional to 18,077.58, 27,125.01 and 6,396.30 is: 9,597.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,077.58 : 27,125.01 = 6,396.30 : x
  2. Step 2: Convert to fraction form
    18,077.58/27,125.01 = 6,396.30/x
  3. Step 3: Cross multiply
    18,077.58x = 27,125.01 × 6,396.30
  4. Step 4: Simplify right side
    18,077.58x = 173,499,701.46
  5. Step 5: Solve for x
    x = 173,499,701.46/18,077.58
  6. Step 6: Final answer
    x = 9,597.51

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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.