Home / 16,712.90-23,063.10-9,994.56

Finding the Fourth Proportional to 16,712.90, 23,063.10 and 9,994.56

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Solution

The fourth proportional to 16,712.90, 23,063.10 and 9,994.56 is: 13,792.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,712.90 : 23,063.10 = 9,994.56 : x
  2. Step 2: Convert to fraction form
    16,712.90/23,063.10 = 9,994.56/x
  3. Step 3: Cross multiply
    16,712.90x = 23,063.10 × 9,994.56
  4. Step 4: Simplify right side
    16,712.90x = 230,505,412.77
  5. Step 5: Solve for x
    x = 230,505,412.77/16,712.90
  6. Step 6: Final answer
    x = 13,792.07

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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.