Home / 18,056.55-27,087.84-6,209.84

Finding the Fourth Proportional to 18,056.55, 27,087.84 and 6,209.84

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Solution

The fourth proportional to 18,056.55, 27,087.84 and 6,209.84 is: 9,315.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,056.55 : 27,087.84 = 6,209.84 : x
  2. Step 2: Convert to fraction form
    18,056.55/27,087.84 = 6,209.84/x
  3. Step 3: Cross multiply
    18,056.55x = 27,087.84 × 6,209.84
  4. Step 4: Simplify right side
    18,056.55x = 168,211,141.77
  5. Step 5: Solve for x
    x = 168,211,141.77/18,056.55
  6. Step 6: Final answer
    x = 9,315.80

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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.