Home / 30,203.28-41,675.76-17,451.72

Finding the Fourth Proportional to 30,203.28, 41,675.76 and 17,451.72

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Solution

The fourth proportional to 30,203.28, 41,675.76 and 17,451.72 is: 24,080.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,203.28 : 41,675.76 = 17,451.72 : x
  2. Step 2: Convert to fraction form
    30,203.28/41,675.76 = 17,451.72/x
  3. Step 3: Cross multiply
    30,203.28x = 41,675.76 × 17,451.72
  4. Step 4: Simplify right side
    30,203.28x = 727,313,694.31
  5. Step 5: Solve for x
    x = 727,313,694.31/30,203.28
  6. Step 6: Final answer
    x = 24,080.62

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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.