Home / 30,104.98-45,186.63-14,533.54

Finding the Fourth Proportional to 30,104.98, 45,186.63 and 14,533.54

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Solution

The fourth proportional to 30,104.98, 45,186.63 and 14,533.54 is: 21,814.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,104.98 : 45,186.63 = 14,533.54 : x
  2. Step 2: Convert to fraction form
    30,104.98/45,186.63 = 14,533.54/x
  3. Step 3: Cross multiply
    30,104.98x = 45,186.63 × 14,533.54
  4. Step 4: Simplify right side
    30,104.98x = 656,721,694.57
  5. Step 5: Solve for x
    x = 656,721,694.57/30,104.98
  6. Step 6: Final answer
    x = 21,814.39

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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.