Home / 12,337.36-17,009.94-8,977.48

Finding the Fourth Proportional to 12,337.36, 17,009.94 and 8,977.48

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Solution

The fourth proportional to 12,337.36, 17,009.94 and 8,977.48 is: 12,377.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,337.36 : 17,009.94 = 8,977.48 : x
  2. Step 2: Convert to fraction form
    12,337.36/17,009.94 = 8,977.48/x
  3. Step 3: Cross multiply
    12,337.36x = 17,009.94 × 8,977.48
  4. Step 4: Simplify right side
    12,337.36x = 152,706,396.15
  5. Step 5: Solve for x
    x = 152,706,396.15/12,337.36
  6. Step 6: Final answer
    x = 12,377.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.