Home / 30,217.97-45,327.12-10,227.66

Finding the Fourth Proportional to 30,217.97, 45,327.12 and 10,227.66

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Solution

The fourth proportional to 30,217.97, 45,327.12 and 10,227.66 is: 15,341.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,217.97 : 45,327.12 = 10,227.66 : x
  2. Step 2: Convert to fraction form
    30,217.97/45,327.12 = 10,227.66/x
  3. Step 3: Cross multiply
    30,217.97x = 45,327.12 × 10,227.66
  4. Step 4: Simplify right side
    30,217.97x = 463,590,163.81
  5. Step 5: Solve for x
    x = 463,590,163.81/30,217.97
  6. Step 6: Final answer
    x = 15,341.54

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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.