Home / 17,215.76-25,825.70-6,123.58

Finding the Fourth Proportional to 17,215.76, 25,825.70 and 6,123.58

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Solution

The fourth proportional to 17,215.76, 25,825.70 and 6,123.58 is: 9,186.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,215.76 : 25,825.70 = 6,123.58 : x
  2. Step 2: Convert to fraction form
    17,215.76/25,825.70 = 6,123.58/x
  3. Step 3: Cross multiply
    17,215.76x = 25,825.70 × 6,123.58
  4. Step 4: Simplify right side
    17,215.76x = 158,145,740.01
  5. Step 5: Solve for x
    x = 158,145,740.01/17,215.76
  6. Step 6: Final answer
    x = 9,186.10

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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.