Home / 34,296.21-51,431.05-11,802.63

Finding the Fourth Proportional to 34,296.21, 51,431.05 and 11,802.63

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Solution

The fourth proportional to 34,296.21, 51,431.05 and 11,802.63 is: 17,699.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,296.21 : 51,431.05 = 11,802.63 : x
  2. Step 2: Convert to fraction form
    34,296.21/51,431.05 = 11,802.63/x
  3. Step 3: Cross multiply
    34,296.21x = 51,431.05 × 11,802.63
  4. Step 4: Simplify right side
    34,296.21x = 607,021,653.66
  5. Step 5: Solve for x
    x = 607,021,653.66/34,296.21
  6. Step 6: Final answer
    x = 17,699.38

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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.