Home / 12,848.31-19,272.67-4,528.42

Finding the Fourth Proportional to 12,848.31, 19,272.67 and 4,528.42

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Solution

The fourth proportional to 12,848.31, 19,272.67 and 4,528.42 is: 6,792.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,848.31 : 19,272.67 = 4,528.42 : x
  2. Step 2: Convert to fraction form
    12,848.31/19,272.67 = 4,528.42/x
  3. Step 3: Cross multiply
    12,848.31x = 19,272.67 × 4,528.42
  4. Step 4: Simplify right side
    12,848.31x = 87,274,744.28
  5. Step 5: Solve for x
    x = 87,274,744.28/12,848.31
  6. Step 6: Final answer
    x = 6,792.70

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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.