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Finding the Fourth Proportional to 35,153.24, 52,750.62 and 12,982.12

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Solution

The fourth proportional to 35,153.24, 52,750.62 and 12,982.12 is: 19,480.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,153.24 : 52,750.62 = 12,982.12 : x
  2. Step 2: Convert to fraction form
    35,153.24/52,750.62 = 12,982.12/x
  3. Step 3: Cross multiply
    35,153.24x = 52,750.62 × 12,982.12
  4. Step 4: Simplify right side
    35,153.24x = 684,814,878.91
  5. Step 5: Solve for x
    x = 684,814,878.91/35,153.24
  6. Step 6: Final answer
    x = 19,480.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.