Home / 26,469.37-36,513.95-21,439.27

Finding the Fourth Proportional to 26,469.37, 36,513.95 and 21,439.27

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Solution

The fourth proportional to 26,469.37, 36,513.95 and 21,439.27 is: 29,575.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,469.37 : 36,513.95 = 21,439.27 : x
  2. Step 2: Convert to fraction form
    26,469.37/36,513.95 = 21,439.27/x
  3. Step 3: Cross multiply
    26,469.37x = 36,513.95 × 21,439.27
  4. Step 4: Simplify right side
    26,469.37x = 782,832,432.82
  5. Step 5: Solve for x
    x = 782,832,432.82/26,469.37
  6. Step 6: Final answer
    x = 29,575.03

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1.5x scale

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.