Home / 30,541.43-45,819.30-9,480.44

Finding the Fourth Proportional to 30,541.43, 45,819.30 and 9,480.44

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Solution

The fourth proportional to 30,541.43, 45,819.30 and 9,480.44 is: 14,222.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,541.43 : 45,819.30 = 9,480.44 : x
  2. Step 2: Convert to fraction form
    30,541.43/45,819.30 = 9,480.44/x
  3. Step 3: Cross multiply
    30,541.43x = 45,819.30 × 9,480.44
  4. Step 4: Simplify right side
    30,541.43x = 434,387,124.49
  5. Step 5: Solve for x
    x = 434,387,124.49/30,541.43
  6. Step 6: Final answer
    x = 14,222.88

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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.