Home / 30,179.19-41,643.03-18,076.83

Finding the Fourth Proportional to 30,179.19, 41,643.03 and 18,076.83

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Solution

The fourth proportional to 30,179.19, 41,643.03 and 18,076.83 is: 24,943.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,179.19 : 41,643.03 = 18,076.83 : x
  2. Step 2: Convert to fraction form
    30,179.19/41,643.03 = 18,076.83/x
  3. Step 3: Cross multiply
    30,179.19x = 41,643.03 × 18,076.83
  4. Step 4: Simplify right side
    30,179.19x = 752,773,973.99
  5. Step 5: Solve for x
    x = 752,773,973.99/30,179.19
  6. Step 6: Final answer
    x = 24,943.48

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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.