Home / 17,391.32-23,999.90-9,433.55

Finding the Fourth Proportional to 17,391.32, 23,999.90 and 9,433.55

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Solution

The fourth proportional to 17,391.32, 23,999.90 and 9,433.55 is: 13,018.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,391.32 : 23,999.90 = 9,433.55 : x
  2. Step 2: Convert to fraction form
    17,391.32/23,999.90 = 9,433.55/x
  3. Step 3: Cross multiply
    17,391.32x = 23,999.90 × 9,433.55
  4. Step 4: Simplify right side
    17,391.32x = 226,404,269.48
  5. Step 5: Solve for x
    x = 226,404,269.48/17,391.32
  6. Step 6: Final answer
    x = 13,018.23

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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.