Home / 30,695.90-45,999.29-16,644.02

Finding the Fourth Proportional to 30,695.90, 45,999.29 and 16,644.02

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Solution

The fourth proportional to 30,695.90, 45,999.29 and 16,644.02 is: 24,941.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,695.90 : 45,999.29 = 16,644.02 : x
  2. Step 2: Convert to fraction form
    30,695.90/45,999.29 = 16,644.02/x
  3. Step 3: Cross multiply
    30,695.90x = 45,999.29 × 16,644.02
  4. Step 4: Simplify right side
    30,695.90x = 765,612,914.36
  5. Step 5: Solve for x
    x = 765,612,914.36/30,695.90
  6. Step 6: Final answer
    x = 24,941.87

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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.