Home / 14,261.43-21,390.51-3,732.47

Finding the Fourth Proportional to 14,261.43, 21,390.51 and 3,732.47

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Solution

The fourth proportional to 14,261.43, 21,390.51 and 3,732.47 is: 5,598.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,261.43 : 21,390.51 = 3,732.47 : x
  2. Step 2: Convert to fraction form
    14,261.43/21,390.51 = 3,732.47/x
  3. Step 3: Cross multiply
    14,261.43x = 21,390.51 × 3,732.47
  4. Step 4: Simplify right side
    14,261.43x = 79,839,436.86
  5. Step 5: Solve for x
    x = 79,839,436.86/14,261.43
  6. Step 6: Final answer
    x = 5,598.28

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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.