Home / 23,125.06-31,912.46-12,514.68

Finding the Fourth Proportional to 23,125.06, 31,912.46 and 12,514.68

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Solution

The fourth proportional to 23,125.06, 31,912.46 and 12,514.68 is: 17,270.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,125.06 : 31,912.46 = 12,514.68 : x
  2. Step 2: Convert to fraction form
    23,125.06/31,912.46 = 12,514.68/x
  3. Step 3: Cross multiply
    23,125.06x = 31,912.46 × 12,514.68
  4. Step 4: Simplify right side
    23,125.06x = 399,374,224.91
  5. Step 5: Solve for x
    x = 399,374,224.91/23,125.06
  6. Step 6: Final answer
    x = 17,270.19

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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.