Home / 25,090.22-34,623.15-13,911.50

Finding the Fourth Proportional to 25,090.22, 34,623.15 and 13,911.50

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Solution

The fourth proportional to 25,090.22, 34,623.15 and 13,911.50 is: 19,197.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,090.22 : 34,623.15 = 13,911.50 : x
  2. Step 2: Convert to fraction form
    25,090.22/34,623.15 = 13,911.50/x
  3. Step 3: Cross multiply
    25,090.22x = 34,623.15 × 13,911.50
  4. Step 4: Simplify right side
    25,090.22x = 481,659,951.23
  5. Step 5: Solve for x
    x = 481,659,951.23/25,090.22
  6. Step 6: Final answer
    x = 19,197.12

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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.