Home / 35,548.80-49,060.25-20,446.35

Finding the Fourth Proportional to 35,548.80, 49,060.25 and 20,446.35

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Solution

The fourth proportional to 35,548.80, 49,060.25 and 20,446.35 is: 28,217.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,548.80 : 49,060.25 = 20,446.35 : x
  2. Step 2: Convert to fraction form
    35,548.80/49,060.25 = 20,446.35/x
  3. Step 3: Cross multiply
    35,548.80x = 49,060.25 × 20,446.35
  4. Step 4: Simplify right side
    35,548.80x = 1,003,102,940.36
  5. Step 5: Solve for x
    x = 1,003,102,940.36/35,548.80
  6. Step 6: Final answer
    x = 28,217.63

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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.