Home / 30,829.41-42,546.83-17,401.82

Finding the Fourth Proportional to 30,829.41, 42,546.83 and 17,401.82

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Solution

The fourth proportional to 30,829.41, 42,546.83 and 17,401.82 is: 24,015.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,829.41 : 42,546.83 = 17,401.82 : x
  2. Step 2: Convert to fraction form
    30,829.41/42,546.83 = 17,401.82/x
  3. Step 3: Cross multiply
    30,829.41x = 42,546.83 × 17,401.82
  4. Step 4: Simplify right side
    30,829.41x = 740,391,977.49
  5. Step 5: Solve for x
    x = 740,391,977.49/30,829.41
  6. Step 6: Final answer
    x = 24,015.77

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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.