Home / 35,676.62-49,233.22-20,569.30

Finding the Fourth Proportional to 35,676.62, 49,233.22 and 20,569.30

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Solution

The fourth proportional to 35,676.62, 49,233.22 and 20,569.30 is: 28,385.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,676.62 : 49,233.22 = 20,569.30 : x
  2. Step 2: Convert to fraction form
    35,676.62/49,233.22 = 20,569.30/x
  3. Step 3: Cross multiply
    35,676.62x = 49,233.22 × 20,569.30
  4. Step 4: Simplify right side
    35,676.62x = 1,012,692,872.15
  5. Step 5: Solve for x
    x = 1,012,692,872.15/35,676.62
  6. Step 6: Final answer
    x = 28,385.34

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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.