Home / 35,180.72-48,545.10-28,028.88

Finding the Fourth Proportional to 35,180.72, 48,545.10 and 28,028.88

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Solution

The fourth proportional to 35,180.72, 48,545.10 and 28,028.88 is: 38,676.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,180.72 : 48,545.10 = 28,028.88 : x
  2. Step 2: Convert to fraction form
    35,180.72/48,545.10 = 28,028.88/x
  3. Step 3: Cross multiply
    35,180.72x = 48,545.10 × 28,028.88
  4. Step 4: Simplify right side
    35,180.72x = 1,360,664,782.49
  5. Step 5: Solve for x
    x = 1,360,664,782.49/35,180.72
  6. Step 6: Final answer
    x = 38,676.43

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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.