Home / 30,077.92-45,102.96-16,930.29

Finding the Fourth Proportional to 30,077.92, 45,102.96 and 16,930.29

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Solution

The fourth proportional to 30,077.92, 45,102.96 and 16,930.29 is: 25,387.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,077.92 : 45,102.96 = 16,930.29 : x
  2. Step 2: Convert to fraction form
    30,077.92/45,102.96 = 16,930.29/x
  3. Step 3: Cross multiply
    30,077.92x = 45,102.96 × 16,930.29
  4. Step 4: Simplify right side
    30,077.92x = 763,606,192.66
  5. Step 5: Solve for x
    x = 763,606,192.66/30,077.92
  6. Step 6: Final answer
    x = 25,387.60

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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.