Home / 35,346.30-48,778.83-19,214.70

Finding the Fourth Proportional to 35,346.30, 48,778.83 and 19,214.70

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Solution

The fourth proportional to 35,346.30, 48,778.83 and 19,214.70 is: 26,516.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,346.30 : 48,778.83 = 19,214.70 : x
  2. Step 2: Convert to fraction form
    35,346.30/48,778.83 = 19,214.70/x
  3. Step 3: Cross multiply
    35,346.30x = 48,778.83 × 19,214.70
  4. Step 4: Simplify right side
    35,346.30x = 937,270,401.88
  5. Step 5: Solve for x
    x = 937,270,401.88/35,346.30
  6. Step 6: Final answer
    x = 26,516.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.