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Finding the Fourth Proportional to 35,325, 52,918.24 and 20,502.84

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Solution

The fourth proportional to 35,325, 52,918.24 and 20,502.84 is: 30,714.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,325 : 52,918.24 = 20,502.84 : x
  2. Step 2: Convert to fraction form
    35,325/52,918.24 = 20,502.84/x
  3. Step 3: Cross multiply
    35,325x = 52,918.24 × 20,502.84
  4. Step 4: Simplify right side
    35,325x = 1,084,974,207.80
  5. Step 5: Solve for x
    x = 1,084,974,207.80/35,325
  6. Step 6: Final answer
    x = 30,714.06

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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.