Home / 45,402.10-68,080.44-16,929.41

Finding the Fourth Proportional to 45,402.10, 68,080.44 and 16,929.41

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Solution

The fourth proportional to 45,402.10, 68,080.44 and 16,929.41 is: 25,385.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,402.10 : 68,080.44 = 16,929.41 : x
  2. Step 2: Convert to fraction form
    45,402.10/68,080.44 = 16,929.41/x
  3. Step 3: Cross multiply
    45,402.10x = 68,080.44 × 16,929.41
  4. Step 4: Simplify right side
    45,402.10x = 1,152,561,404.82
  5. Step 5: Solve for x
    x = 1,152,561,404.82/45,402.10
  6. Step 6: Final answer
    x = 25,385.64

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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.