Home / 14,112.15-19,476.28-9,007.82

Finding the Fourth Proportional to 14,112.15, 19,476.28 and 9,007.82

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Solution

The fourth proportional to 14,112.15, 19,476.28 and 9,007.82 is: 12,431.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,112.15 : 19,476.28 = 9,007.82 : x
  2. Step 2: Convert to fraction form
    14,112.15/19,476.28 = 9,007.82/x
  3. Step 3: Cross multiply
    14,112.15x = 19,476.28 × 9,007.82
  4. Step 4: Simplify right side
    14,112.15x = 175,438,824.51
  5. Step 5: Solve for x
    x = 175,438,824.51/14,112.15
  6. Step 6: Final answer
    x = 12,431.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.