Home / 16,991.14-23,446.98-9,437.96

Finding the Fourth Proportional to 16,991.14, 23,446.98 and 9,437.96

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Solution

The fourth proportional to 16,991.14, 23,446.98 and 9,437.96 is: 13,023.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,991.14 : 23,446.98 = 9,437.96 : x
  2. Step 2: Convert to fraction form
    16,991.14/23,446.98 = 9,437.96/x
  3. Step 3: Cross multiply
    16,991.14x = 23,446.98 × 9,437.96
  4. Step 4: Simplify right side
    16,991.14x = 221,291,659.36
  5. Step 5: Solve for x
    x = 221,291,659.36/16,991.14
  6. Step 6: Final answer
    x = 13,023.94

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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.