Home / 29,084.36-40,135.30-17,772.77

Finding the Fourth Proportional to 29,084.36, 40,135.30 and 17,772.77

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Solution

The fourth proportional to 29,084.36, 40,135.30 and 17,772.77 is: 24,525.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,084.36 : 40,135.30 = 17,772.77 : x
  2. Step 2: Convert to fraction form
    29,084.36/40,135.30 = 17,772.77/x
  3. Step 3: Cross multiply
    29,084.36x = 40,135.30 × 17,772.77
  4. Step 4: Simplify right side
    29,084.36x = 713,315,511.69
  5. Step 5: Solve for x
    x = 713,315,511.69/29,084.36
  6. Step 6: Final answer
    x = 24,525.75

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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.