Home / 25,090.16-34,625.96-13,912.16

Finding the Fourth Proportional to 25,090.16, 34,625.96 and 13,912.16

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Solution

The fourth proportional to 25,090.16, 34,625.96 and 13,912.16 is: 19,199.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,090.16 : 34,625.96 = 13,912.16 : x
  2. Step 2: Convert to fraction form
    25,090.16/34,625.96 = 13,912.16/x
  3. Step 3: Cross multiply
    25,090.16x = 34,625.96 × 13,912.16
  4. Step 4: Simplify right side
    25,090.16x = 481,721,895.67
  5. Step 5: Solve for x
    x = 481,721,895.67/25,090.16
  6. Step 6: Final answer
    x = 19,199.63

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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.