Home / 18,532.12-27,798.18-6,228.76

Finding the Fourth Proportional to 18,532.12, 27,798.18 and 6,228.76

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Solution

The fourth proportional to 18,532.12, 27,798.18 and 6,228.76 is: 9,343.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,532.12 : 27,798.18 = 6,228.76 : x
  2. Step 2: Convert to fraction form
    18,532.12/27,798.18 = 6,228.76/x
  3. Step 3: Cross multiply
    18,532.12x = 27,798.18 × 6,228.76
  4. Step 4: Simplify right side
    18,532.12x = 173,148,191.66
  5. Step 5: Solve for x
    x = 173,148,191.66/18,532.12
  6. Step 6: Final answer
    x = 9,343.14

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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.