Home / 17,384.80-23,991.20-9,427.08

Finding the Fourth Proportional to 17,384.80, 23,991.20 and 9,427.08

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Solution

The fourth proportional to 17,384.80, 23,991.20 and 9,427.08 is: 13,009.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,384.80 : 23,991.20 = 9,427.08 : x
  2. Step 2: Convert to fraction form
    17,384.80/23,991.20 = 9,427.08/x
  3. Step 3: Cross multiply
    17,384.80x = 23,991.20 × 9,427.08
  4. Step 4: Simplify right side
    17,384.80x = 226,166,961.70
  5. Step 5: Solve for x
    x = 226,166,961.70/17,384.80
  6. Step 6: Final answer
    x = 13,009.47

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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.