Home / 26,629.11-36,749.36-15,302.27

Finding the Fourth Proportional to 26,629.11, 36,749.36 and 15,302.27

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Solution

The fourth proportional to 26,629.11, 36,749.36 and 15,302.27 is: 21,117.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,629.11 : 36,749.36 = 15,302.27 : x
  2. Step 2: Convert to fraction form
    26,629.11/36,749.36 = 15,302.27/x
  3. Step 3: Cross multiply
    26,629.11x = 36,749.36 × 15,302.27
  4. Step 4: Simplify right side
    26,629.11x = 562,348,759.18
  5. Step 5: Solve for x
    x = 562,348,759.18/26,629.11
  6. Step 6: Final answer
    x = 21,117.82

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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.