Home / 17,390.87-23,999.43-9,433.13

Finding the Fourth Proportional to 17,390.87, 23,999.43 and 9,433.13

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Solution

The fourth proportional to 17,390.87, 23,999.43 and 9,433.13 is: 13,017.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,390.87 : 23,999.43 = 9,433.13 : x
  2. Step 2: Convert to fraction form
    17,390.87/23,999.43 = 9,433.13/x
  3. Step 3: Cross multiply
    17,390.87x = 23,999.43 × 9,433.13
  4. Step 4: Simplify right side
    17,390.87x = 226,389,623.12
  5. Step 5: Solve for x
    x = 226,389,623.12/17,390.87
  6. Step 6: Final answer
    x = 13,017.73

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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.