Home / 35,153.61-52,714.00-20,366.75

Finding the Fourth Proportional to 35,153.61, 52,714.00 and 20,366.75

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Solution

The fourth proportional to 35,153.61, 52,714.00 and 20,366.75 is: 30,540.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,153.61 : 52,714.00 = 20,366.75 : x
  2. Step 2: Convert to fraction form
    35,153.61/52,714.00 = 20,366.75/x
  3. Step 3: Cross multiply
    35,153.61x = 52,714.00 × 20,366.75
  4. Step 4: Simplify right side
    35,153.61x = 1,073,613,016.74
  5. Step 5: Solve for x
    x = 1,073,613,016.74/35,153.61
  6. Step 6: Final answer
    x = 30,540.62

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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.