Home / 23,165.34-31,968.22-12,554.97

Finding the Fourth Proportional to 23,165.34, 31,968.22 and 12,554.97

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Solution

The fourth proportional to 23,165.34, 31,968.22 and 12,554.97 is: 17,325.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,165.34 : 31,968.22 = 12,554.97 : x
  2. Step 2: Convert to fraction form
    23,165.34/31,968.22 = 12,554.97/x
  3. Step 3: Cross multiply
    23,165.34x = 31,968.22 × 12,554.97
  4. Step 4: Simplify right side
    23,165.34x = 401,360,043.05
  5. Step 5: Solve for x
    x = 401,360,043.05/23,165.34
  6. Step 6: Final answer
    x = 17,325.89

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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.