Home / 30,037.20-41,451.12-16,608.48

Finding the Fourth Proportional to 30,037.20, 41,451.12 and 16,608.48

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Solution

The fourth proportional to 30,037.20, 41,451.12 and 16,608.48 is: 22,919.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,037.20 : 41,451.12 = 16,608.48 : x
  2. Step 2: Convert to fraction form
    30,037.20/41,451.12 = 16,608.48/x
  3. Step 3: Cross multiply
    30,037.20x = 41,451.12 × 16,608.48
  4. Step 4: Simplify right side
    30,037.20x = 688,440,097.50
  5. Step 5: Solve for x
    x = 688,440,097.50/30,037.20
  6. Step 6: Final answer
    x = 22,919.58

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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.