Home / 18,228.06-27,325.65-6,538.53

Finding the Fourth Proportional to 18,228.06, 27,325.65 and 6,538.53

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Solution

The fourth proportional to 18,228.06, 27,325.65 and 6,538.53 is: 9,801.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,228.06 : 27,325.65 = 6,538.53 : x
  2. Step 2: Convert to fraction form
    18,228.06/27,325.65 = 6,538.53/x
  3. Step 3: Cross multiply
    18,228.06x = 27,325.65 × 6,538.53
  4. Step 4: Simplify right side
    18,228.06x = 178,669,582.29
  5. Step 5: Solve for x
    x = 178,669,582.29/18,228.06
  6. Step 6: Final answer
    x = 9,801.90

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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.