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Finding the Fourth Proportional to 35,480.49, 48,961.23 and 22,051.46

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Solution

The fourth proportional to 35,480.49, 48,961.23 and 22,051.46 is: 30,429.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,480.49 : 48,961.23 = 22,051.46 : x
  2. Step 2: Convert to fraction form
    35,480.49/48,961.23 = 22,051.46/x
  3. Step 3: Cross multiply
    35,480.49x = 48,961.23 × 22,051.46
  4. Step 4: Simplify right side
    35,480.49x = 1,079,666,360.09
  5. Step 5: Solve for x
    x = 1,079,666,360.09/35,480.49
  6. Step 6: Final answer
    x = 30,429.86

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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.