Home / 12,848.32-19,273.68-5,055.28

Finding the Fourth Proportional to 12,848.32, 19,273.68 and 5,055.28

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Solution

The fourth proportional to 12,848.32, 19,273.68 and 5,055.28 is: 7,583.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,848.32 : 19,273.68 = 5,055.28 : x
  2. Step 2: Convert to fraction form
    12,848.32/19,273.68 = 5,055.28/x
  3. Step 3: Cross multiply
    12,848.32x = 19,273.68 × 5,055.28
  4. Step 4: Simplify right side
    12,848.32x = 97,433,849.03
  5. Step 5: Solve for x
    x = 97,433,849.03/12,848.32
  6. Step 6: Final answer
    x = 7,583.39

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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.