Home / 30,166.06-45,255.59-9,104.34

Finding the Fourth Proportional to 30,166.06, 45,255.59 and 9,104.34

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Solution

The fourth proportional to 30,166.06, 45,255.59 and 9,104.34 is: 13,658.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,166.06 : 45,255.59 = 9,104.34 : x
  2. Step 2: Convert to fraction form
    30,166.06/45,255.59 = 9,104.34/x
  3. Step 3: Cross multiply
    30,166.06x = 45,255.59 × 9,104.34
  4. Step 4: Simplify right side
    30,166.06x = 412,022,006.46
  5. Step 5: Solve for x
    x = 412,022,006.46/30,166.06
  6. Step 6: Final answer
    x = 13,658.47

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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.