Home / 18,146.07-27,229.50-7,051.32

Finding the Fourth Proportional to 18,146.07, 27,229.50 and 7,051.32

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Solution

The fourth proportional to 18,146.07, 27,229.50 and 7,051.32 is: 10,581.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,146.07 : 27,229.50 = 7,051.32 : x
  2. Step 2: Convert to fraction form
    18,146.07/27,229.50 = 7,051.32/x
  3. Step 3: Cross multiply
    18,146.07x = 27,229.50 × 7,051.32
  4. Step 4: Simplify right side
    18,146.07x = 192,003,917.94
  5. Step 5: Solve for x
    x = 192,003,917.94/18,146.07
  6. Step 6: Final answer
    x = 10,581.02

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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.