Home / 21,848.26-32,772.38-5,432.26

Finding the Fourth Proportional to 21,848.26, 32,772.38 and 5,432.26

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Solution

The fourth proportional to 21,848.26, 32,772.38 and 5,432.26 is: 8,148.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,848.26 : 32,772.38 = 5,432.26 : x
  2. Step 2: Convert to fraction form
    21,848.26/32,772.38 = 5,432.26/x
  3. Step 3: Cross multiply
    21,848.26x = 32,772.38 × 5,432.26
  4. Step 4: Simplify right side
    21,848.26x = 178,028,088.98
  5. Step 5: Solve for x
    x = 178,028,088.98/21,848.26
  6. Step 6: Final answer
    x = 8,148.39

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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.