Home / 17,384.82-23,990.92-9,427.06

Finding the Fourth Proportional to 17,384.82, 23,990.92 and 9,427.06

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Solution

The fourth proportional to 17,384.82, 23,990.92 and 9,427.06 is: 13,009.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,384.82 : 23,990.92 = 9,427.06 : x
  2. Step 2: Convert to fraction form
    17,384.82/23,990.92 = 9,427.06/x
  3. Step 3: Cross multiply
    17,384.82x = 23,990.92 × 9,427.06
  4. Step 4: Simplify right side
    17,384.82x = 226,163,842.30
  5. Step 5: Solve for x
    x = 226,163,842.30/17,384.82
  6. Step 6: Final answer
    x = 13,009.27

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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.