Home / 21,442.56-32,108.44-14,799.55

Finding the Fourth Proportional to 21,442.56, 32,108.44 and 14,799.55

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Solution

The fourth proportional to 21,442.56, 32,108.44 and 14,799.55 is: 22,161.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,442.56 : 32,108.44 = 14,799.55 : x
  2. Step 2: Convert to fraction form
    21,442.56/32,108.44 = 14,799.55/x
  3. Step 3: Cross multiply
    21,442.56x = 32,108.44 × 14,799.55
  4. Step 4: Simplify right side
    21,442.56x = 475,190,463.20
  5. Step 5: Solve for x
    x = 475,190,463.20/21,442.56
  6. Step 6: Final answer
    x = 22,161.09

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1.5x scale

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.