Home / 12,907.14-19,363.72-4,022.04

Finding the Fourth Proportional to 12,907.14, 19,363.72 and 4,022.04

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Solution

The fourth proportional to 12,907.14, 19,363.72 and 4,022.04 is: 6,034.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,907.14 : 19,363.72 = 4,022.04 : x
  2. Step 2: Convert to fraction form
    12,907.14/19,363.72 = 4,022.04/x
  3. Step 3: Cross multiply
    12,907.14x = 19,363.72 × 4,022.04
  4. Step 4: Simplify right side
    12,907.14x = 77,881,656.39
  5. Step 5: Solve for x
    x = 77,881,656.39/12,907.14
  6. Step 6: Final answer
    x = 6,034.00

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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.