Home / 28,768.30-43,162.81-10,051.09

Finding the Fourth Proportional to 28,768.30, 43,162.81 and 10,051.09

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Solution

The fourth proportional to 28,768.30, 43,162.81 and 10,051.09 is: 15,080.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,768.30 : 43,162.81 = 10,051.09 : x
  2. Step 2: Convert to fraction form
    28,768.30/43,162.81 = 10,051.09/x
  3. Step 3: Cross multiply
    28,768.30x = 43,162.81 × 10,051.09
  4. Step 4: Simplify right side
    28,768.30x = 433,833,154.93
  5. Step 5: Solve for x
    x = 433,833,154.93/28,768.30
  6. Step 6: Final answer
    x = 15,080.25

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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.