Home / 34,876.21-52,288.00-17,991.13

Finding the Fourth Proportional to 34,876.21, 52,288.00 and 17,991.13

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Solution

The fourth proportional to 34,876.21, 52,288.00 and 17,991.13 is: 26,973.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,876.21 : 52,288.00 = 17,991.13 : x
  2. Step 2: Convert to fraction form
    34,876.21/52,288.00 = 17,991.13/x
  3. Step 3: Cross multiply
    34,876.21x = 52,288.00 × 17,991.13
  4. Step 4: Simplify right side
    34,876.21x = 940,720,276.03
  5. Step 5: Solve for x
    x = 940,720,276.03/34,876.21
  6. Step 6: Final answer
    x = 26,973.12

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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.