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Finding the Fourth Proportional to 17,143.16, 25,721.94 and 6,057.68

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Solution

The fourth proportional to 17,143.16, 25,721.94 and 6,057.68 is: 9,089.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,143.16 : 25,721.94 = 6,057.68 : x
  2. Step 2: Convert to fraction form
    17,143.16/25,721.94 = 6,057.68/x
  3. Step 3: Cross multiply
    17,143.16x = 25,721.94 × 6,057.68
  4. Step 4: Simplify right side
    17,143.16x = 155,815,281.50
  5. Step 5: Solve for x
    x = 155,815,281.50/17,143.16
  6. Step 6: Final answer
    x = 9,089.06

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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.