Home / 35,533.18-49,033.11-20,425.06

Finding the Fourth Proportional to 35,533.18, 49,033.11 and 20,425.06

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Solution

The fourth proportional to 35,533.18, 49,033.11 and 20,425.06 is: 28,185.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,533.18 : 49,033.11 = 20,425.06 : x
  2. Step 2: Convert to fraction form
    35,533.18/49,033.11 = 20,425.06/x
  3. Step 3: Cross multiply
    35,533.18x = 49,033.11 × 20,425.06
  4. Step 4: Simplify right side
    35,533.18x = 1,001,504,213.74
  5. Step 5: Solve for x
    x = 1,001,504,213.74/35,533.18
  6. Step 6: Final answer
    x = 28,185.04

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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.