Home / 28,855.14-43,307.01-11,337.27

Finding the Fourth Proportional to 28,855.14, 43,307.01 and 11,337.27

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Solution

The fourth proportional to 28,855.14, 43,307.01 and 11,337.27 is: 17,015.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,855.14 : 43,307.01 = 11,337.27 : x
  2. Step 2: Convert to fraction form
    28,855.14/43,307.01 = 11,337.27/x
  3. Step 3: Cross multiply
    28,855.14x = 43,307.01 × 11,337.27
  4. Step 4: Simplify right side
    28,855.14x = 490,983,265.26
  5. Step 5: Solve for x
    x = 490,983,265.26/28,855.14
  6. Step 6: Final answer
    x = 17,015.45

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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.