Home / 12,832.98-17,712.46-7,529.50

Finding the Fourth Proportional to 12,832.98, 17,712.46 and 7,529.50

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Solution

The fourth proportional to 12,832.98, 17,712.46 and 7,529.50 is: 10,392.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,832.98 : 17,712.46 = 7,529.50 : x
  2. Step 2: Convert to fraction form
    12,832.98/17,712.46 = 7,529.50/x
  3. Step 3: Cross multiply
    12,832.98x = 17,712.46 × 7,529.50
  4. Step 4: Simplify right side
    12,832.98x = 133,365,967.57
  5. Step 5: Solve for x
    x = 133,365,967.57/12,832.98
  6. Step 6: Final answer
    x = 10,392.44

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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.