Home / 14,270.14-21,406.47-3,740.14

Finding the Fourth Proportional to 14,270.14, 21,406.47 and 3,740.14

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Solution

The fourth proportional to 14,270.14, 21,406.47 and 3,740.14 is: 5,610.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,270.14 : 21,406.47 = 3,740.14 : x
  2. Step 2: Convert to fraction form
    14,270.14/21,406.47 = 3,740.14/x
  3. Step 3: Cross multiply
    14,270.14x = 21,406.47 × 3,740.14
  4. Step 4: Simplify right side
    14,270.14x = 80,063,194.71
  5. Step 5: Solve for x
    x = 80,063,194.71/14,270.14
  6. Step 6: Final answer
    x = 5,610.54

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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.