Home / 16,991.10-23,446.92-9,437.94

Finding the Fourth Proportional to 16,991.10, 23,446.92 and 9,437.94

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Solution

The fourth proportional to 16,991.10, 23,446.92 and 9,437.94 is: 13,023.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,991.10 : 23,446.92 = 9,437.94 : x
  2. Step 2: Convert to fraction form
    16,991.10/23,446.92 = 9,437.94/x
  3. Step 3: Cross multiply
    16,991.10x = 23,446.92 × 9,437.94
  4. Step 4: Simplify right side
    16,991.10x = 221,290,624.14
  5. Step 5: Solve for x
    x = 221,290,624.14/16,991.10
  6. Step 6: Final answer
    x = 13,023.91

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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.