Home / 30,333.39-45,500.03-9,273.49

Finding the Fourth Proportional to 30,333.39, 45,500.03 and 9,273.49

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Solution

The fourth proportional to 30,333.39, 45,500.03 and 9,273.49 is: 13,910.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,333.39 : 45,500.03 = 9,273.49 : x
  2. Step 2: Convert to fraction form
    30,333.39/45,500.03 = 9,273.49/x
  3. Step 3: Cross multiply
    30,333.39x = 45,500.03 × 9,273.49
  4. Step 4: Simplify right side
    30,333.39x = 421,943,947.86
  5. Step 5: Solve for x
    x = 421,943,947.86/30,333.39
  6. Step 6: Final answer
    x = 13,910.22

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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.