Home / 17,391.12-23,999.58-9,838.92

Finding the Fourth Proportional to 17,391.12, 23,999.58 and 9,838.92

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Solution

The fourth proportional to 17,391.12, 23,999.58 and 9,838.92 is: 13,577.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,391.12 : 23,999.58 = 9,838.92 : x
  2. Step 2: Convert to fraction form
    17,391.12/23,999.58 = 9,838.92/x
  3. Step 3: Cross multiply
    17,391.12x = 23,999.58 × 9,838.92
  4. Step 4: Simplify right side
    17,391.12x = 236,129,947.65
  5. Step 5: Solve for x
    x = 236,129,947.65/17,391.12
  6. Step 6: Final answer
    x = 13,577.62

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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.