Home / 18,098.84-27,139.68-7,010.72

Finding the Fourth Proportional to 18,098.84, 27,139.68 and 7,010.72

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Solution

The fourth proportional to 18,098.84, 27,139.68 and 7,010.72 is: 10,512.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,098.84 : 27,139.68 = 7,010.72 : x
  2. Step 2: Convert to fraction form
    18,098.84/27,139.68 = 7,010.72/x
  3. Step 3: Cross multiply
    18,098.84x = 27,139.68 × 7,010.72
  4. Step 4: Simplify right side
    18,098.84x = 190,268,697.37
  5. Step 5: Solve for x
    x = 190,268,697.37/18,098.84
  6. Step 6: Final answer
    x = 10,512.76

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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.