Home / 35,288.62-52,863.73-20,466.40

Finding the Fourth Proportional to 35,288.62, 52,863.73 and 20,466.40

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Solution

The fourth proportional to 35,288.62, 52,863.73 and 20,466.40 is: 30,659.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,288.62 : 52,863.73 = 20,466.40 : x
  2. Step 2: Convert to fraction form
    35,288.62/52,863.73 = 20,466.40/x
  3. Step 3: Cross multiply
    35,288.62x = 52,863.73 × 20,466.40
  4. Step 4: Simplify right side
    35,288.62x = 1,081,930,243.67
  5. Step 5: Solve for x
    x = 1,081,930,243.67/35,288.62
  6. Step 6: Final answer
    x = 30,659.47

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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.