Home / 35,624.80-49,146.76-21,469.60

Finding the Fourth Proportional to 35,624.80, 49,146.76 and 21,469.60

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Solution

The fourth proportional to 35,624.80, 49,146.76 and 21,469.60 is: 29,618.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,624.80 : 49,146.76 = 21,469.60 : x
  2. Step 2: Convert to fraction form
    35,624.80/49,146.76 = 21,469.60/x
  3. Step 3: Cross multiply
    35,624.80x = 49,146.76 × 21,469.60
  4. Step 4: Simplify right side
    35,624.80x = 1,055,161,278.50
  5. Step 5: Solve for x
    x = 1,055,161,278.50/35,624.80
  6. Step 6: Final answer
    x = 29,618.73

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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.