Home / 35,525.20-49,024.56-21,375.04

Finding the Fourth Proportional to 35,525.20, 49,024.56 and 21,375.04

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Solution

The fourth proportional to 35,525.20, 49,024.56 and 21,375.04 is: 29,497.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,525.20 : 49,024.56 = 21,375.04 : x
  2. Step 2: Convert to fraction form
    35,525.20/49,024.56 = 21,375.04/x
  3. Step 3: Cross multiply
    35,525.20x = 49,024.56 × 21,375.04
  4. Step 4: Simplify right side
    35,525.20x = 1,047,901,930.98
  5. Step 5: Solve for x
    x = 1,047,901,930.98/35,525.20
  6. Step 6: Final answer
    x = 29,497.43

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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.