Home / 28,758.63-43,144.87-9,037.17

Finding the Fourth Proportional to 28,758.63, 43,144.87 and 9,037.17

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Solution

The fourth proportional to 28,758.63, 43,144.87 and 9,037.17 is: 13,557.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,758.63 : 43,144.87 = 9,037.17 : x
  2. Step 2: Convert to fraction form
    28,758.63/43,144.87 = 9,037.17/x
  3. Step 3: Cross multiply
    28,758.63x = 43,144.87 × 9,037.17
  4. Step 4: Simplify right side
    28,758.63x = 389,907,524.82
  5. Step 5: Solve for x
    x = 389,907,524.82/28,758.63
  6. Step 6: Final answer
    x = 13,557.93

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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.