Home / 18,038.82-27,056.20-4,892.22

Finding the Fourth Proportional to 18,038.82, 27,056.20 and 4,892.22

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Solution

The fourth proportional to 18,038.82, 27,056.20 and 4,892.22 is: 7,337.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,038.82 : 27,056.20 = 4,892.22 : x
  2. Step 2: Convert to fraction form
    18,038.82/27,056.20 = 4,892.22/x
  3. Step 3: Cross multiply
    18,038.82x = 27,056.20 × 4,892.22
  4. Step 4: Simplify right side
    18,038.82x = 132,364,882.76
  5. Step 5: Solve for x
    x = 132,364,882.76/18,038.82
  6. Step 6: Final answer
    x = 7,337.78

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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.