Home / 28,063.14-42,102.02-14,022.60

Finding the Fourth Proportional to 28,063.14, 42,102.02 and 14,022.60

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Solution

The fourth proportional to 28,063.14, 42,102.02 and 14,022.60 is: 21,037.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,063.14 : 42,102.02 = 14,022.60 : x
  2. Step 2: Convert to fraction form
    28,063.14/42,102.02 = 14,022.60/x
  3. Step 3: Cross multiply
    28,063.14x = 42,102.02 × 14,022.60
  4. Step 4: Simplify right side
    28,063.14x = 590,379,715.54
  5. Step 5: Solve for x
    x = 590,379,715.54/28,063.14
  6. Step 6: Final answer
    x = 21,037.55

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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.