Home / 35,144.16-48,500.84-20,812.44

Finding the Fourth Proportional to 35,144.16, 48,500.84 and 20,812.44

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Solution

The fourth proportional to 35,144.16, 48,500.84 and 20,812.44 is: 28,722.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,144.16 : 48,500.84 = 20,812.44 : x
  2. Step 2: Convert to fraction form
    35,144.16/48,500.84 = 20,812.44/x
  3. Step 3: Cross multiply
    35,144.16x = 48,500.84 × 20,812.44
  4. Step 4: Simplify right side
    35,144.16x = 1,009,420,822.45
  5. Step 5: Solve for x
    x = 1,009,420,822.45/35,144.16
  6. Step 6: Final answer
    x = 28,722.29

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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.