Home / 33,000.80-49,501.20-9,629.60

Finding the Fourth Proportional to 33,000.80, 49,501.20 and 9,629.60

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Solution

The fourth proportional to 33,000.80, 49,501.20 and 9,629.60 is: 14,444.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,000.80 : 49,501.20 = 9,629.60 : x
  2. Step 2: Convert to fraction form
    33,000.80/49,501.20 = 9,629.60/x
  3. Step 3: Cross multiply
    33,000.80x = 49,501.20 × 9,629.60
  4. Step 4: Simplify right side
    33,000.80x = 476,676,755.52
  5. Step 5: Solve for x
    x = 476,676,755.52/33,000.80
  6. Step 6: Final answer
    x = 14,444.40

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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.