Home / 14,270.64-21,406.02-3,882.38

Finding the Fourth Proportional to 14,270.64, 21,406.02 and 3,882.38

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Solution

The fourth proportional to 14,270.64, 21,406.02 and 3,882.38 is: 5,823.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,270.64 : 21,406.02 = 3,882.38 : x
  2. Step 2: Convert to fraction form
    14,270.64/21,406.02 = 3,882.38/x
  3. Step 3: Cross multiply
    14,270.64x = 21,406.02 × 3,882.38
  4. Step 4: Simplify right side
    14,270.64x = 83,106,303.93
  5. Step 5: Solve for x
    x = 83,106,303.93/14,270.64
  6. Step 6: Final answer
    x = 5,823.59

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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.