Home / 34,389.51-51,588.59-11,018.31

Finding the Fourth Proportional to 34,389.51, 51,588.59 and 11,018.31

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Solution

The fourth proportional to 34,389.51, 51,588.59 and 11,018.31 is: 16,528.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,389.51 : 51,588.59 = 11,018.31 : x
  2. Step 2: Convert to fraction form
    34,389.51/51,588.59 = 11,018.31/x
  3. Step 3: Cross multiply
    34,389.51x = 51,588.59 × 11,018.31
  4. Step 4: Simplify right side
    34,389.51x = 568,419,021.99
  5. Step 5: Solve for x
    x = 568,419,021.99/34,389.51
  6. Step 6: Final answer
    x = 16,528.85

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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.