Home / 23,185.64-31,996.38-12,575.25

Finding the Fourth Proportional to 23,185.64, 31,996.38 and 12,575.25

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Solution

The fourth proportional to 23,185.64, 31,996.38 and 12,575.25 is: 17,353.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,185.64 : 31,996.38 = 12,575.25 : x
  2. Step 2: Convert to fraction form
    23,185.64/31,996.38 = 12,575.25/x
  3. Step 3: Cross multiply
    23,185.64x = 31,996.38 × 12,575.25
  4. Step 4: Simplify right side
    23,185.64x = 402,362,524.75
  5. Step 5: Solve for x
    x = 402,362,524.75/23,185.64
  6. Step 6: Final answer
    x = 17,353.95

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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.