Home / 14,772.50-20,374.52-9,467.82

Finding the Fourth Proportional to 14,772.50, 20,374.52 and 9,467.82

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Solution

The fourth proportional to 14,772.50, 20,374.52 and 9,467.82 is: 13,058.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,772.50 : 20,374.52 = 9,467.82 : x
  2. Step 2: Convert to fraction form
    14,772.50/20,374.52 = 9,467.82/x
  3. Step 3: Cross multiply
    14,772.50x = 20,374.52 × 9,467.82
  4. Step 4: Simplify right side
    14,772.50x = 192,902,287.95
  5. Step 5: Solve for x
    x = 192,902,287.95/14,772.50
  6. Step 6: Final answer
    x = 13,058.20

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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.