Home / 35,285.62-52,859.23-20,463.40

Finding the Fourth Proportional to 35,285.62, 52,859.23 and 20,463.40

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Solution

The fourth proportional to 35,285.62, 52,859.23 and 20,463.40 is: 30,654.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,285.62 : 52,859.23 = 20,463.40 : x
  2. Step 2: Convert to fraction form
    35,285.62/52,859.23 = 20,463.40/x
  3. Step 3: Cross multiply
    35,285.62x = 52,859.23 × 20,463.40
  4. Step 4: Simplify right side
    35,285.62x = 1,081,679,567.18
  5. Step 5: Solve for x
    x = 1,081,679,567.18/35,285.62
  6. Step 6: Final answer
    x = 30,654.97

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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.