Home / 34,218.13-51,359.48-17,589.84

Finding the Fourth Proportional to 34,218.13, 51,359.48 and 17,589.84

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Solution

The fourth proportional to 34,218.13, 51,359.48 and 17,589.84 is: 26,401.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,218.13 : 51,359.48 = 17,589.84 : x
  2. Step 2: Convert to fraction form
    34,218.13/51,359.48 = 17,589.84/x
  3. Step 3: Cross multiply
    34,218.13x = 51,359.48 × 17,589.84
  4. Step 4: Simplify right side
    34,218.13x = 903,405,035.68
  5. Step 5: Solve for x
    x = 903,405,035.68/34,218.13
  6. Step 6: Final answer
    x = 26,401.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.