Home / 35,123.12-48,469.90-19,207.56

Finding the Fourth Proportional to 35,123.12, 48,469.90 and 19,207.56

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Solution

The fourth proportional to 35,123.12, 48,469.90 and 19,207.56 is: 26,506.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,123.12 : 48,469.90 = 19,207.56 : x
  2. Step 2: Convert to fraction form
    35,123.12/48,469.90 = 19,207.56/x
  3. Step 3: Cross multiply
    35,123.12x = 48,469.90 × 19,207.56
  4. Step 4: Simplify right side
    35,123.12x = 930,988,512.44
  5. Step 5: Solve for x
    x = 930,988,512.44/35,123.12
  6. Step 6: Final answer
    x = 26,506.43

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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.